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Fluorine anion


Ion clustering data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Fluorine anion = H2AlF2-

By formula: F- = H2AlF2-

Quantity Value Units Method Reference Comment
Deltar97.5 ± 4.0kcal/molCIDTWilliams and Wenthold, 2011gas phase; B

Fluorine anion = H3AlF-

By formula: F- = H3AlF-

Quantity Value Units Method Reference Comment
Deltar93. ± 50.kcal/molN/AWilliams and Wenthold, 2011gas phase; B

Fluorine anion + Aluminum chloride fluoride = (Fluorine anion bullet Aluminum chloride fluoride)

By formula: F- + AlClF2 = (F- bullet AlClF2)

Quantity Value Units Method Reference Comment
Deltar117.4 ± 2.9kcal/molTDAsPervova, Korobov, et al., 1992gas phase; Thermo at 0K, experiments at 800-1100 K; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Aluminum chloride fluoride = (Fluorine anion bullet Aluminum chloride fluoride)

By formula: F- + AlCl2F = (F- bullet AlCl2F)

Quantity Value Units Method Reference Comment
Deltar119.3 ± 2.9kcal/molTDAsPervova, Korobov, et al., 1992gas phase; Thermo at 0K, experiments at 800-1100 K; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + AlCl3 = (Fluorine anion bullet AlCl3)

By formula: F- + AlCl3 = (F- bullet AlCl3)

Quantity Value Units Method Reference Comment
Deltar120.9 ± 3.0kcal/molTDAsPervova, Korobov, et al., 1992gas phase; Thermo at 0K, experiments at 800-1100 K; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Aluminum fluoride = (Fluorine anion bullet Aluminum fluoride)

By formula: F- + AlF3 = (F- bullet AlF3)

Quantity Value Units Method Reference Comment
Deltar120. ± 20.kcal/molAVGN/AAverage of 7 values; Individual data points

(Fluorine anion bullet Aluminum fluoride) + Aluminum fluoride = (Fluorine anion bullet 2Aluminum fluoride)

By formula: (F- bullet AlF3) + AlF3 = (F- bullet 2AlF3)

Quantity Value Units Method Reference Comment
Deltar56.kcal/molMSPyatenko, Gusarov, et al., 1981gas phase; Knudsen cell; M
Deltar48.8kcal/molMSNikitin, Skokan, et al., 1979gas phase; Knudsen cell; M

Fluorine anion + Argon = ArF-

By formula: F- + Ar = ArF-

Quantity Value Units Method Reference Comment
Deltar2.00kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; Entropy estimated; B
Quantity Value Units Method Reference Comment
Deltar-3.96kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; Entropy estimated; B

Fluorine anion + AsFO = (Fluorine anion bullet AsFO)

By formula: F- + AsFO = (F- bullet AsFO)

Quantity Value Units Method Reference Comment
Deltar54.0 ± 7.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar48.0 ± 7.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + AsFS- = (Fluorine anion bullet AsFS-)

By formula: F- + AsFS- = (F- bullet AsFS-)

Quantity Value Units Method Reference Comment
Deltar56.0 ± 6.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar47.5 ± 6.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + trifluoroarsine = (Fluorine anion bullet trifluoroarsine)

By formula: F- + AsF3 = (F- bullet AsF3)

Quantity Value Units Method Reference Comment
Deltar48.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar41.0 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + pentafluoroarsorane = (Fluorine anion bullet pentafluoroarsorane)

By formula: F- + AsF5 = (F- bullet AsF5)

Quantity Value Units Method Reference Comment
Deltar>85. ± 10.kcal/molN/AHaartz and McDaniel, 1973gas phase; Greater than BCl3; B
Quantity Value Units Method Reference Comment
Deltar>74. ± 10.kcal/molIMRBHaartz and McDaniel, 1973gas phase; Greater than BCl3; B

Fluorine anion + AuF3 = (Fluorine anion bullet AuF3)

By formula: F- + AuF3 = (F- bullet AuF3)

Quantity Value Units Method Reference Comment
Deltar101.8 ± 6.0kcal/molTDEqChilingarov, Korobov, et al., 1986gas phase; Fluoride Affinity: 1.2±5.0 kcal/mol > MnF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Boron trichloride = (Fluorine anion bullet Boron trichloride)

By formula: F- + BCl3 = (F- bullet BCl3)

Quantity Value Units Method Reference Comment
Deltar>85. ± 10.kcal/molIMRBHaartz and McDaniel, 1973gas phase; Greater than PF5 ( Larson and McMahon, 1985); B
Deltar>40.50kcal/molTherStockdale, Nelson, et al., 1972gas phase; Fluoride Affinity: > SF5; new value of latter from Grimsrud, Chowdhury, et al., 1985; B
Quantity Value Units Method Reference Comment
Deltar>74. ± 10.kcal/molIMRBHaartz and McDaniel, 1973gas phase; Greater than PF5 ( Larson and McMahon, 1985); B

Fluorine anion + BFO = (Fluorine anion bullet BFO)

By formula: F- + BFO = (F- bullet BFO)

Quantity Value Units Method Reference Comment
Deltar48. ± 3.kcal/molICRLarson and McMahon, 1987gas phase; bracketing; M

Fluorine anion + Boron trifluoride = (Fluorine anion bullet Boron trifluoride)

By formula: F- + BF3 = (F- bullet BF3)

Quantity Value Units Method Reference Comment
Deltar82. ± 20.kcal/molAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Deltar63.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + BeF2 = (Fluorine anion bullet BeF2)

By formula: F- + BeF2 = (F- bullet BeF2)

Quantity Value Units Method Reference Comment
Deltar97.3 ± 2.3kcal/molTDEqNikitin, Sorokin, et al., 1980gas phase; Fluoride Affinity: 19.9±1.7 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Be2F4 = (Fluorine anion bullet Be2F4)

By formula: F- + Be2F4 = (F- bullet Be2F4)

Quantity Value Units Method Reference Comment
Deltar111.0 ± 2.0kcal/molTDEqNikitin, Sorokin, et al., 1980gas phase; Fluoride Affinity of Be2F4: 6.3±2 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Carbonic difluoride = (Fluorine anion bullet Carbonic difluoride)

By formula: F- + CF2O = (F- bullet CF2O)

Quantity Value Units Method Reference Comment
Deltar42.6kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar42.6kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar29.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar29.0cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar34.0kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar34.0kcal/molICRLarson and McMahon, 1984gas phase; switching reaction(F-)PF3; M
Deltar34.0kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Tetrafluoromethane = (Fluorine anion bullet Tetrafluoromethane)

By formula: F- + CF4 = (F- bullet CF4)

Quantity Value Units Method Reference Comment
Deltar6.4kcal/molPHPMSHiraoka, Nasu, et al., 1995gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.cal/mol*KPHPMSHiraoka, Nasu, et al., 1995gas phase; M

(Fluorine anion bullet Tetrafluoromethane) + Tetrafluoromethane = (Fluorine anion bullet 2Tetrafluoromethane)

By formula: (F- bullet CF4) + CF4 = (F- bullet 2CF4)

Quantity Value Units Method Reference Comment
Deltar5.9kcal/molPHPMSHiraoka, Nasu, et al., 1995gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.cal/mol*KPHPMSHiraoka, Nasu, et al., 1995gas phase; M

(Fluorine anion bullet 2Tetrafluoromethane) + Tetrafluoromethane = (Fluorine anion bullet 3Tetrafluoromethane)

By formula: (F- bullet 2CF4) + CF4 = (F- bullet 3CF4)

Quantity Value Units Method Reference Comment
Deltar4.1kcal/molPHPMSHiraoka, Nasu, et al., 1995gas phase; M
Quantity Value Units Method Reference Comment
Deltar17.cal/mol*KPHPMSHiraoka, Nasu, et al., 1995gas phase; M

(Fluorine anion bullet 3Tetrafluoromethane) + Tetrafluoromethane = (Fluorine anion bullet 4Tetrafluoromethane)

By formula: (F- bullet 3CF4) + CF4 = (F- bullet 4CF4)

Quantity Value Units Method Reference Comment
Deltar3.9kcal/molPHPMSHiraoka, Nasu, et al., 1995gas phase; M
Quantity Value Units Method Reference Comment
Deltar19.cal/mol*KPHPMSHiraoka, Nasu, et al., 1995gas phase; M

(Fluorine anion bullet 4Tetrafluoromethane) + Tetrafluoromethane = (Fluorine anion bullet 5Tetrafluoromethane)

By formula: (F- bullet 4CF4) + CF4 = (F- bullet 5CF4)

Quantity Value Units Method Reference Comment
Deltar2.4kcal/molPHPMSHiraoka, Nasu, et al., 1995gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar19.cal/mol*KN/AHiraoka, Nasu, et al., 1995gas phase; Entropy change calculated or estimated; M

Fluorine anion + CHFO = (Fluorine anion bullet CHFO)

By formula: F- + CHFO = (F- bullet CHFO)

Quantity Value Units Method Reference Comment
Deltar>18.10kcal/molIMRBKarpas and Klein, 1977gas phase; FCO- + HCFO ->. Computations indicate HOF(A-) ca. -134, dHaff ca. 33 kcal/mol; B

Fluorine anion + Fluoroform = (Fluorine anion bullet Fluoroform)

By formula: F- + CHF3 = (F- bullet CHF3)

Quantity Value Units Method Reference Comment
Deltar27.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar19.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + Hydrogen cyanide = (Fluorine anion bullet Hydrogen cyanide)

By formula: F- + CHN = (F- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar39.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar22.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar32.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + F2Si=CH2 = (Fluorine anion bullet F2Si=CH2)

By formula: F- + CH2F2Si = (F- bullet CH2F2Si)

Quantity Value Units Method Reference Comment
Deltar46. ± 2.kcal/molICRAllison and McMahon, 1990gas phase; bracketing; M

Fluorine anion + Formic acid = (Fluorine anion bullet Formic acid)

By formula: F- + CH2O2 = (F- bullet CH2O2)

Quantity Value Units Method Reference Comment
Deltar45.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar24.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar38.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Methoxydifluoroborane = (Fluorine anion bullet Methoxydifluoroborane)

By formula: F- + CH3BF2O = (F- bullet CH3BF2O)

Quantity Value Units Method Reference Comment
Deltar62.kcal/molICRLarson and McMahon, 1985gas phase; «DELTA»rH>, bracketing; M

Fluorine anion + Silane, trifluoromethyl- = (Fluorine anion bullet Silane, trifluoromethyl-)

By formula: F- + CH3F3Si = (F- bullet CH3F3Si)

Quantity Value Units Method Reference Comment
Deltar61.5 ± 5.0kcal/molIMRBMurphy and Beauchamp, 1977gas phase; B
Deltar50.5 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar43.0 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Methyl Alcohol = CH3D4FO-

By formula: F- + CH4O = CH3D4FO-

Quantity Value Units Method Reference Comment
Deltar29.8 ± 2.0kcal/molTDEqWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B
Quantity Value Units Method Reference Comment
Deltar22.4 ± 2.0kcal/molTDEqWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + Methyl Alcohol = (Fluorine anion bullet Methyl Alcohol)

By formula: F- + CH4O = (F- bullet CH4O)

Quantity Value Units Method Reference Comment
Deltar29.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar29.4 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Deltar23.3 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.0cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Deltar22.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar22.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar15.8 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 2Methyl Alcohol)

By formula: (F- bullet CH4O) + CH4O = (F- bullet 2CH4O)

Quantity Value Units Method Reference Comment
Deltar20.30 ± 0.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar19.3 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.2cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar12.97kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar12.4 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 2Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 3Methyl Alcohol)

By formula: (F- bullet 2CH4O) + CH4O = (F- bullet 3CH4O)

Quantity Value Units Method Reference Comment
Deltar15.10 ± 0.60kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar14.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.2cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar8.06kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar8.2 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 3Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 4Methyl Alcohol)

By formula: (F- bullet 3CH4O) + CH4O = (F- bullet 4CH4O)

Quantity Value Units Method Reference Comment
Deltar12.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.5cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar5.5 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 4Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 5Methyl Alcohol)

By formula: (F- bullet 4CH4O) + CH4O = (F- bullet 5CH4O)

Quantity Value Units Method Reference Comment
Deltar11.9 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar27.3cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.8 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 5Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 6Methyl Alcohol)

By formula: (F- bullet 5CH4O) + CH4O = (F- bullet 6CH4O)

Quantity Value Units Method Reference Comment
Deltar11.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar29.8cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.6 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 6Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 7Methyl Alcohol)

By formula: (F- bullet 6CH4O) + CH4O = (F- bullet 7CH4O)

Quantity Value Units Method Reference Comment
Deltar9.8 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.5cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.2 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 7Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 8Methyl Alcohol)

By formula: (F- bullet 7CH4O) + CH4O = (F- bullet 8CH4O)

Quantity Value Units Method Reference Comment
Deltar9.7 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.8cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.7 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 8Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 9Methyl Alcohol)

By formula: (F- bullet 8CH4O) + CH4O = (F- bullet 9CH4O)

Quantity Value Units Method Reference Comment
Deltar9.2 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.7cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.5 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 9Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 10Methyl Alcohol)

By formula: (F- bullet 9CH4O) + CH4O = (F- bullet 10CH4O)

Quantity Value Units Method Reference Comment
Deltar8.8 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.1cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.3 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 10Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 11Methyl Alcohol)

By formula: (F- bullet 10CH4O) + CH4O = (F- bullet 11CH4O)

Quantity Value Units Method Reference Comment
Deltar8.6 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.5cal/mol*KPHPMSHiraoka and Yamabe, 1991gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.0 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; B

(Fluorine anion bullet 11Methyl Alcohol) + Methyl Alcohol = (Fluorine anion bullet 12Methyl Alcohol)

By formula: (F- bullet 11CH4O) + CH4O = (F- bullet 12CH4O)

Quantity Value Units Method Reference Comment
Deltar8.5 ± 1.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/AHiraoka and Yamabe, 1991gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar1.1 ± 2.0kcal/molTDAsHiraoka and Yamabe, 1991gas phase; Entropy estimated.; B

Fluorine anion + Methanethiol = (Fluorine anion bullet Methanethiol)

By formula: F- + CH4S = (F- bullet CH4S)

Quantity Value Units Method Reference Comment
Deltar34.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar23.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar27.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Methane = CH4F-

By formula: F- + CH4 = CH4F-

Quantity Value Units Method Reference Comment
Deltar6.70kcal/molN/AHiraoka, Mizuno, et al., 2001gas phase; B
Quantity Value Units Method Reference Comment
Deltar1.63kcal/molTDAsHiraoka, Mizuno, et al., 2001gas phase; B

Fluorine anion + Carbonyl sulfide = (Fluorine anion bullet Carbonyl sulfide)

By formula: F- + COS = (F- bullet COS)

Quantity Value Units Method Reference Comment
Deltar31.8 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M

Fluorine anion + Carbon dioxide = (Fluorine anion bullet Carbon dioxide)

By formula: F- + CO2 = (F- bullet CO2)

Quantity Value Units Method Reference Comment
Deltar32.07kcal/molN/AArnold, Bradforth, et al., 1995gas phase; B
Deltar32.3 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Deltar31.7 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Deltar33.0 ± 3.0kcal/molIMREMcMahon and Northcott, 1978gas phase; B
Quantity Value Units Method Reference Comment
Deltar26.7cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.3 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B
Deltar24.5 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Deltar11.6kcal/molFASpears and Ferguson, 1973gas phase; DG>; M

(Fluorine anion bullet Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 2Carbon dioxide)

By formula: (F- bullet CO2) + CO2 = (F- bullet 2CO2)

Quantity Value Units Method Reference Comment
Deltar7.3 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar18.2cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.9 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B

(Fluorine anion bullet 2Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 3Carbon dioxide)

By formula: (F- bullet 2CO2) + CO2 = (F- bullet 3CO2)

Quantity Value Units Method Reference Comment
Deltar7.2 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.6cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Quantity Value Units Method Reference Comment
Deltar0.5 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B

(Fluorine anion bullet 3Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 4Carbon dioxide)

By formula: (F- bullet 3CO2) + CO2 = (F- bullet 4CO2)

Quantity Value Units Method Reference Comment
Deltar5.8 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar20.3cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Quantity Value Units Method Reference Comment
Deltar-0.2 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B

(Fluorine anion bullet 4Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 5Carbon dioxide)

By formula: (F- bullet 4CO2) + CO2 = (F- bullet 5CO2)

Quantity Value Units Method Reference Comment
Deltar5.6 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.3cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Quantity Value Units Method Reference Comment
Deltar-1.0 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B

(Fluorine anion bullet 5Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 6Carbon dioxide)

By formula: (F- bullet 5CO2) + CO2 = (F- bullet 6CO2)

Quantity Value Units Method Reference Comment
Deltar5.3 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.5cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987gas phase; M
Quantity Value Units Method Reference Comment
Deltar-1.4 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1987gas phase; B

(Fluorine anion bullet 6Carbon dioxide) + Carbon dioxide = (Fluorine anion bullet 7Carbon dioxide)

By formula: (F- bullet 6CO2) + CO2 = (F- bullet 7CO2)

Quantity Value Units Method Reference Comment
Deltar3.9kcal/molPHPMSHiraoka, Mizuse, et al., 1987gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar18.cal/mol*KN/AHiraoka, Mizuse, et al., 1987gas phase; Entropy change calculated or estimated; M

Fluorine anion + Carbon disulfide = (Fluorine anion bullet Carbon disulfide)

By formula: F- + CS2 = (F- bullet CS2)

Quantity Value Units Method Reference Comment
Deltar35.0 ± 1.5kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; B,M
Deltar31.3 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B
Quantity Value Units Method Reference Comment
Deltar28.2cal/mol*KPHPMSHiraoka, Fujimaki, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.5 ± 1.5kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; B
Deltar24.1 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B

(Fluorine anion bullet Carbon disulfide) + Carbon disulfide = (Fluorine anion bullet 2Carbon disulfide)

By formula: (F- bullet CS2) + CS2 = (F- bullet 2CS2)

Quantity Value Units Method Reference Comment
Deltar6.70 ± 0.20kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar15.3cal/mol*KPHPMSHiraoka, Fujimaki, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.1 ± 1.0kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; B

(Fluorine anion bullet 2Carbon disulfide) + Carbon disulfide = (Fluorine anion bullet 3Carbon disulfide)

By formula: (F- bullet 2CS2) + CS2 = (F- bullet 3CS2)

Quantity Value Units Method Reference Comment
Deltar5.4 ± 1.0kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; Estimated entropy; single temperature measurement; B,M
Quantity Value Units Method Reference Comment
Deltar17.cal/mol*KN/AHiraoka, Fujimaki, et al., 1993gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar0.3 ± 1.0kcal/molTDAsHiraoka, Fujimaki, et al., 1993gas phase; Estimated entropy; single temperature measurement; B

Fluorine anion + C2F2O2 = (Fluorine anion bullet C2F2O2)

By formula: F- + C2F2O2 = (F- bullet C2F2O2)

Quantity Value Units Method Reference Comment
Deltar45.7 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar29.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar37.0 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Acetonitrile, trifluoro- = (Fluorine anion bullet Acetonitrile, trifluoro-)

By formula: F- + C2F3N = (F- bullet C2F3N)

Quantity Value Units Method Reference Comment
Deltar29.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar21.9 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M

Fluorine anion + C2F4O = (Fluorine anion bullet C2F4O)

By formula: F- + C2F4O = (F- bullet C2F4O)

Quantity Value Units Method Reference Comment
Deltar45.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar28.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar37.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Ethene, trifluoro- = (Fluorine anion bullet Ethene, trifluoro-)

By formula: F- + C2HF3 = (F- bullet C2HF3)

Quantity Value Units Method Reference Comment
Deltar26.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar24.3 ± 6.0kcal/molIMRBSullivan and Beauchamp, 1976gas phase; B
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar18.7 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + Pentafluorodimethyl ether = (Fluorine anion bullet Pentafluorodimethyl ether)

By formula: F- + C2HF5O = (F- bullet C2HF5O)

Quantity Value Units Method Reference Comment
Deltar27.0 ± 2.0kcal/molIMRELarson and McMahon, 1984gas phase; B,M

Fluorine anion + Ethane, pentafluoro- = (Fluorine anion bullet Ethane, pentafluoro-)

By formula: F- + C2HF5 = (F- bullet C2HF5)

Quantity Value Units Method Reference Comment
Deltar30.4 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar22.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + Ethene, 1,1-difluoro- = (Fluorine anion bullet Ethene, 1,1-difluoro-)

By formula: F- + C2H2F2 = (F- bullet C2H2F2)

Quantity Value Units Method Reference Comment
Deltar26.7 ± 5.0kcal/molTherSullivan and Beauchamp, 1976gas phase; From CH3CF3; B

Fluorine anion + 1,1,1',1'-Tetrafluorodimethyl ether = (Fluorine anion bullet 1,1,1',1'-Tetrafluorodimethyl ether)

By formula: F- + C2H2F4O = (F- bullet C2H2F4O)

Quantity Value Units Method Reference Comment
Deltar36.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar27.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar28.3kcal/molICRLarson and McMahon, 1984gas phase; switching reaction(F-)SO2F2; M
Deltar27.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Ketene = (Fluorine anion bullet Ketene)

By formula: F- + C2H2O = (F- bullet C2H2O)

Quantity Value Units Method Reference Comment
Deltar35.3kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar26.5cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar27.4kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Ethene, fluoro- = (Fluorine anion bullet Ethene, fluoro-)

By formula: F- + C2H3F = (F- bullet C2H3F)

Quantity Value Units Method Reference Comment
Deltar15.6 ± 4.0kcal/molIMRBSullivan and Beauchamp, 1976gas phase; B

Fluorine anion + Ethanol, 2,2,2-trifluoro- = C2H2D3F4O-

By formula: F- + C2H3F3O = C2H2D3F4O-

Quantity Value Units Method Reference Comment
Deltar30.5 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + Ethanol, 2,2,2-trifluoro- = (Fluorine anion bullet Ethanol, 2,2,2-trifluoro-)

By formula: F- + C2H3F3O = (F- bullet C2H3F3O)

Quantity Value Units Method Reference Comment
Deltar39.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar26.8cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar31.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + 1,1,2-Trifluoroethane = (Fluorine anion bullet 1,1,2-Trifluoroethane)

By formula: F- + C2H3F3 = (F- bullet C2H3F3)

Quantity Value Units Method Reference Comment
Deltar26.5kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar25.9cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar18.8kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Acetonitrile = (Fluorine anion bullet Acetonitrile)

By formula: F- + C2H3N = (F- bullet C2H3N)

Quantity Value Units Method Reference Comment
Deltar24.5 ± 2.0kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Discrepancy with Yamdagni and Kebarle, 1972 "not resolved; B,M
Deltar16.0 ± 2.0kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.9cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar13.4cal/mol*KPHPMSYamdagni and Kebarle, 1972gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar17.6 ± 3.3kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Discrepancy with Yamdagni and Kebarle, 1972 "not resolved; B
Deltar12.0 ± 2.0kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B

(Fluorine anion bullet Acetonitrile) + Acetonitrile = (Fluorine anion bullet 2Acetonitrile)

By formula: (F- bullet C2H3N) + C2H3N = (F- bullet 2C2H3N)

Quantity Value Units Method Reference Comment
Deltar17.7 ± 1.5kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar12.90kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.9cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar14.8cal/mol*KPHPMSYamdagni and Kebarle, 1972gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar10.8 ± 3.4kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar8.50kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B

(Fluorine anion bullet 2Acetonitrile) + Acetonitrile = (Fluorine anion bullet 3Acetonitrile)

By formula: (F- bullet 2C2H3N) + C2H3N = (F- bullet 3C2H3N)

Quantity Value Units Method Reference Comment
Deltar15.1 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar11.70kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.4cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar17.9cal/mol*KPHPMSYamdagni and Kebarle, 1972gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar8.4 ± 2.5kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar6.40kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B

(Fluorine anion bullet 3Acetonitrile) + Acetonitrile = (Fluorine anion bullet 4Acetonitrile)

By formula: (F- bullet 3C2H3N) + C2H3N = (F- bullet 4C2H3N)

Quantity Value Units Method Reference Comment
Deltar12.80 ± 0.50kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar10.40kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.3cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar19.6cal/mol*KPHPMSYamdagni and Kebarle, 1972gas phase; M
Quantity Value Units Method Reference Comment
Deltar4.9 ± 1.9kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar4.50kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B

(Fluorine anion bullet 4Acetonitrile) + Acetonitrile = (Fluorine anion bullet 5Acetonitrile)

By formula: (F- bullet 4C2H3N) + C2H3N = (F- bullet 5C2H3N)

Quantity Value Units Method Reference Comment
Deltar11.50 ± 0.20kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar5.30kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar29.6cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar7.4cal/mol*KPHPMSYamdagni and Kebarle, 1972gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar2.60 ± 0.80kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar3.10kcal/molTDAsYamdagni and Kebarle, 1972gas phase; B

(Fluorine anion bullet 5Acetonitrile) + Acetonitrile = (Fluorine anion bullet 6Acetonitrile)

By formula: (F- bullet 5C2H3N) + C2H3N = (F- bullet 6C2H3N)

Quantity Value Units Method Reference Comment
Deltar9.70 ± 0.20kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar27.8cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.40 ± 0.90kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B

(Fluorine anion bullet 6Acetonitrile) + Acetonitrile = (Fluorine anion bullet 7Acetonitrile)

By formula: (F- bullet 6C2H3N) + C2H3N = (F- bullet 7C2H3N)

Quantity Value Units Method Reference Comment
Deltar8.50kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar28.cal/mol*KN/AHiraoka, Mizuse, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar0.10kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Entropy estimated; B

Fluorine anion + 2,2,2-Trifluoroethylamine = (Fluorine anion bullet 2,2,2-Trifluoroethylamine)

By formula: F- + C2H4F3N = (F- bullet C2H4F3N)

Quantity Value Units Method Reference Comment
Deltar28.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.0cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar20.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + Acetic acid = (Fluorine anion bullet Acetic acid)

By formula: F- + C2H4O2 = (F- bullet C2H4O2)

Quantity Value Units Method Reference Comment
Deltar44.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar36.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Ethylene = (Fluorine anion bullet Ethylene)

By formula: F- + C2H4 = (F- bullet C2H4)

Quantity Value Units Method Reference Comment
Deltar6.0 ± 3.0kcal/molIMRBSullivan and Beauchamp, 1976gas phase; Structure: Roy and McMahon, 1985; B

Fluorine anion + Ethanol, 2-fluoro- = C2H4D5F2O-

By formula: F- + C2H5FO = C2H4D5F2O-

Quantity Value Units Method Reference Comment
Deltar26.5 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + Ethanol, 2-fluoro- = (Fluorine anion bullet Ethanol, 2-fluoro-)

By formula: F- + C2H5FO = (F- bullet C2H5FO)

Quantity Value Units Method Reference Comment
Deltar34.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar26.3cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar27.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + F(CH3)Si=CH2 = (Fluorine anion bullet F(CH3)Si=CH2)

By formula: F- + C2H5FSi = (F- bullet C2H5FSi)

Quantity Value Units Method Reference Comment
Deltar40. ± 2.kcal/molICRAllison and McMahon, 1990gas phase; bracketing; M

Fluorine anion + fluorodimethoxyborane = (Fluorine anion bullet fluorodimethoxyborane)

By formula: F- + C2H6BFO2 = (F- bullet C2H6BFO2)

Quantity Value Units Method Reference Comment
Deltar52.0 ± 5.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar45.4 ± 5.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + C2H6BF = (Fluorine anion bullet C2H6BF)

By formula: F- + C2H6BF = (F- bullet C2H6BF)

Quantity Value Units Method Reference Comment
Deltar61.80kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; Fluoride Affinity: Et3B > Me2BF > MeSiF3 > Me3B > SF4; B

Fluorine anion + Silane, difluorodimethyl- = (Fluorine anion bullet Silane, difluorodimethyl-)

By formula: F- + C2H6F2Si = (F- bullet C2H6F2Si)

Quantity Value Units Method Reference Comment
Deltar55.5 ± 5.0kcal/molIMRBMurphy and Beauchamp, 1977gas phase; Fluoride Affinity: SF4<Me2SiF2<Me3B; B

Fluorine anion + Ethanol = C2H5D6FO-

By formula: F- + C2H6O = C2H5D6FO-

Quantity Value Units Method Reference Comment
Deltar23.7 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + Ethanol = (Fluorine anion bullet Ethanol)

By formula: F- + C2H6O = (F- bullet C2H6O)

Quantity Value Units Method Reference Comment
Deltar32.40 ± 0.70kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar31.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar32.5 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar24.9cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.74kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar24.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + C3F5N = (Fluorine anion bullet C3F5N)

By formula: F- + C3F5N = (F- bullet C3F5N)

Quantity Value Units Method Reference Comment
Deltar30.1 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar30.3kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar22.8cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar23.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar23.1kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + C3F6O = (Fluorine anion bullet C3F6O)

By formula: F- + C3F6O = (F- bullet C3F6O)

Quantity Value Units Method Reference Comment
Deltar47.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar28.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar38.8 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar38.8kcal/molICRLarson and McMahon, 1984gas phase; switching reaction(F-)CF3COF; M

Fluorine anion + 2-Propanone, 1,1,1,3,3,3-hexafluoro- = (Fluorine anion bullet 2-Propanone, 1,1,1,3,3,3-hexafluoro-)

By formula: F- + C3F6O = (F- bullet C3F6O)

Quantity Value Units Method Reference Comment
Deltar49.7 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar27.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar41.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + 2-Propanol, 1,1,1,3,3,3-hexafluoro- = (Fluorine anion bullet 2-Propanol, 1,1,1,3,3,3-hexafluoro-)

By formula: F- + C3H2F6O = (F- bullet C3H2F6O)

Quantity Value Units Method Reference Comment
Deltar47.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Quantity Value Units Method Reference Comment
Deltar38.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Oxirane, (fluoromethyl)- = (Fluorine anion bullet Oxirane, (fluoromethyl)-)

By formula: F- + C3H5FO = (F- bullet C3H5FO)

Quantity Value Units Method Reference Comment
Deltar25.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.7cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar18.4 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 1,3-Difluoro-2-propanol = (Fluorine anion bullet 1,3-Difluoro-2-propanol)

By formula: F- + C3H6F2O = (F- bullet C3H6F2O)

Quantity Value Units Method Reference Comment
Deltar37.8kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(H2O), Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar26.5cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(H2O), Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar29.9kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(H2O), Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Isopropyl Alcohol = C3H7D8FO-

By formula: F- + C3H8O = C3H7D8FO-

Quantity Value Units Method Reference Comment
Deltar24.3 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + Isopropyl Alcohol = (Fluorine anion bullet Isopropyl Alcohol)

By formula: F- + C3H8O = (F- bullet C3H8O)

Quantity Value Units Method Reference Comment
Deltar33.50 ± 0.70kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar32.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar33.2 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar25.69kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar24.7 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 2Isopropyl Alcohol = C6H16FO2-

By formula: F- + 2C3H8O = C6H16FO2-

Quantity Value Units Method Reference Comment
Deltar20.80 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar13.26kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Fluorine anion + 3Isopropyl Alcohol = C9H24FO3-

By formula: F- + 3C3H8O = C9H24FO3-

Quantity Value Units Method Reference Comment
Deltar17.60 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar8.36kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Fluorine anion + 1-Propanol = C3H7D8FO-

By formula: F- + C3H8O = C3H7D8FO-

Quantity Value Units Method Reference Comment
Deltar24.3 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + 1-Propanol = (Fluorine anion bullet 1-Propanol)

By formula: F- + C3H8O = (F- bullet C3H8O)

Quantity Value Units Method Reference Comment
Deltar32.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.4cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.7 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 2-Silaisobutene = (Fluorine anion bullet 2-Silaisobutene)

By formula: F- + C3H8Si = (F- bullet C3H8Si)

Quantity Value Units Method Reference Comment
Deltar37. ± 2.kcal/molICRAllison and McMahon, 1990gas phase; bracketing; M

Fluorine anion + Boric acid, trimethyl ester = (Fluorine anion bullet Boric acid, trimethyl ester)

By formula: F- + C3H9BO3 = (F- bullet C3H9BO3)

Quantity Value Units Method Reference Comment
Deltar42.0 ± 4.0kcal/molIMRBLarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar34.0 ± 3.0kcal/molIMRBLarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Borane, trimethyl- = (Fluorine anion bullet Borane, trimethyl-)

By formula: F- + C3H9B = (F- bullet C3H9B)

Quantity Value Units Method Reference Comment
Deltar58.50kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; MeSiF3>Me3B>SF4; B
Deltar47.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar39.7 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Trimethylsilyl fluoride = (Fluorine anion bullet Trimethylsilyl fluoride)

By formula: F- + C3H9FSi = (F- bullet C3H9FSi)

Quantity Value Units Method Reference Comment
Deltar38.2 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar<54. ± 10.kcal/molIMRBMurphy and Beauchamp, 1977gas phase; B
Quantity Value Units Method Reference Comment
Deltar22.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar31.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + C4F7N = (Fluorine anion bullet C4F7N)

By formula: F- + C4F7N = (F- bullet C4F7N)

Quantity Value Units Method Reference Comment
Deltar30.8 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar23.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M

Fluorine anion + 1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)-2-propanol = (Fluorine anion bullet 1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)-2-propanol)

By formula: F- + C4HF9O = (F- bullet C4HF9O)

Quantity Value Units Method Reference Comment
Deltar56.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Quantity Value Units Method Reference Comment
Deltar47.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + C4H4F6O = (Fluorine anion bullet C4H4F6O)

By formula: F- + C4H4F6O = (F- bullet C4H4F6O)

Quantity Value Units Method Reference Comment
Deltar46.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Quantity Value Units Method Reference Comment
Deltar37.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Pyrrole = (Fluorine anion bullet Pyrrole)

By formula: F- + C4H5N = (F- bullet C4H5N)

Quantity Value Units Method Reference Comment
Deltar34.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.5cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar26.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + Propane, 2-bromo-2-methyl- = (Fluorine anion bullet Propane, 2-bromo-2-methyl-)

By formula: F- + C4H9Br = (F- bullet C4H9Br)

Quantity Value Units Method Reference Comment
Deltar22.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B
Quantity Value Units Method Reference Comment
Deltar15.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B

Fluorine anion + Propane, 2-fluoro-2-methyl- = (Fluorine anion bullet Propane, 2-fluoro-2-methyl-)

By formula: F- + C4H9F = (F- bullet C4H9F)

Quantity Value Units Method Reference Comment
Deltar22.3kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar23.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar15.3kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + C4H10BF = (Fluorine anion bullet C4H10BF)

By formula: F- + C4H10BF = (F- bullet C4H10BF)

Quantity Value Units Method Reference Comment
Deltar64.00kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; Fluoride Affinity: iPr3B > Et2BF > Et3B; B
Deltar58.0 ± 5.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar51.5 ± 5.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + 1-Butanol = C4H9D10FO-

By formula: F- + C4H10O = C4H9D10FO-

Quantity Value Units Method Reference Comment
Deltar24.1 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + 1-Butanol = (Fluorine anion bullet 1-Butanol)

By formula: F- + C4H10O = (F- bullet C4H10O)

Quantity Value Units Method Reference Comment
Deltar32.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.9cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar24.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 2-Propanol, 2-methyl- = C4H9D10FO-

By formula: F- + C4H10O = C4H9D10FO-

Quantity Value Units Method Reference Comment
Deltar25.1 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Fluorine anion + 2-Propanol, 2-methyl- = (Fluorine anion bullet 2-Propanol, 2-methyl-)

By formula: F- + C4H10O = (F- bullet C4H10O)

Quantity Value Units Method Reference Comment
Deltar33.40 ± 0.70kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar33.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Deltar32.7 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar26.1cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar26.01kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Deltar25.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 22-Propanol, 2-methyl- = C8H20FO2-

By formula: F- + 2C4H10O = C8H20FO2-

Quantity Value Units Method Reference Comment
Deltar22.00 ± 0.40kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar13.59kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Fluorine anion + 32-Propanol, 2-methyl- = C12H30FO3-

By formula: F- + 3C4H10O = C12H30FO3-

Quantity Value Units Method Reference Comment
Deltar18.3 ± 1.0kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Deltar7.81kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Fluorine anion + Silane, tetramethyl- = (Fluorine anion bullet Silane, tetramethyl-)

By formula: F- + C4H12Si = (F- bullet C4H12Si)

Quantity Value Units Method Reference Comment
Deltar29.9 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar23.6 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; B,M

Fluorine anion + Pyridine, pentafluoro- = (Fluorine anion bullet Pyridine, pentafluoro-)

By formula: F- + C5F5N = (F- bullet C5F5N)

Quantity Value Units Method Reference Comment
Deltar34.2 ± 2.0kcal/molTDEqDillow and Kebarle, 1988gas phase; B
Quantity Value Units Method Reference Comment
Deltar25.7 ± 2.0kcal/molTDEqDillow and Kebarle, 1988gas phase; B

Fluorine anion + hexafluoroglutaryl difluoride = (Fluorine anion bullet hexafluoroglutaryl difluoride)

By formula: F- + C5F8O2 = (F- bullet C5F8O2)

Quantity Value Units Method Reference Comment
Deltar46.0 ± 4.5kcal/molIMRELarson and McMahon, 1984gas phase; B,M

Fluorine anion + Cyclopentene, octafluoro- = C5F9-

By formula: F- + C5F8 = C5F9-

Quantity Value Units Method Reference Comment
Deltar>30.00kcal/molTDAsHiraoka, Fujita, et al., 1905gas phase; B

Fluorine anion + Iron pentacarbonyl = (Fluorine anion bullet Iron pentacarbonyl)

By formula: F- + C5FeO5 = (F- bullet C5FeO5)

Quantity Value Units Method Reference Comment
Deltar40.9 ± 2.0kcal/molIMRELane, Sallans, et al., 1985gas phase; B
Quantity Value Units Method Reference Comment
Deltar34.4 ± 2.0kcal/molIMRELane, Sallans, et al., 1985gas phase; B

Fluorine anion + Propanal, 2,2-dimethyl- = (Fluorine anion bullet Propanal, 2,2-dimethyl-)

By formula: F- + C5H10O = (F- bullet C5H10O)

Quantity Value Units Method Reference Comment
Deltar24.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar16.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + 1,1-Dimethyl-1-silacyclobutane = (Fluorine anion bullet 1,1-Dimethyl-1-silacyclobutane)

By formula: F- + C5H12Si = (F- bullet C5H12Si)

Quantity Value Units Method Reference Comment
Deltar37.7 ± 2.2kcal/molIMRESullivan, DePuy, et al., 1981gas phase; B
Quantity Value Units Method Reference Comment
Deltar31.1 ± 2.2kcal/molIMRESullivan, DePuy, et al., 1981gas phase; B

Fluorine anion + Benzene, pentafluoronitro- = (Fluorine anion bullet Benzene, pentafluoronitro-)

By formula: F- + C6F5NO2 = (F- bullet C6F5NO2)

Quantity Value Units Method Reference Comment
Deltar41.1 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B,M
Quantity Value Units Method Reference Comment
Deltar19.6cal/mol*KN/ADillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M
Quantity Value Units Method Reference Comment
Deltar32.8 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
32.8423.PHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Fluorine anion + Benzene, hexafluoro- = (Fluorine anion bullet Benzene, hexafluoro-)

By formula: F- + C6F6 = (F- bullet C6F6)

Quantity Value Units Method Reference Comment
Deltar27.5 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1987, 2gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.7cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987, 3gas phase; M
Quantity Value Units Method Reference Comment
Deltar20.4 ± 1.6kcal/molTDAsHiraoka, Mizuse, et al., 1987, 2gas phase; B

(Fluorine anion bullet Benzene, hexafluoro-) + Benzene, hexafluoro- = (Fluorine anion bullet 2Benzene, hexafluoro-)

By formula: (F- bullet C6F6) + C6F6 = (F- bullet 2C6F6)

Quantity Value Units Method Reference Comment
Deltar7.5kcal/molPHPMSHiraoka, Mizuse, et al., 1987, 3gas phase; M
Quantity Value Units Method Reference Comment
Deltar12.6cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987, 3gas phase; M

Fluorine anion + Benzene, pentafluoro- = (Fluorine anion bullet Benzene, pentafluoro-)

By formula: F- + C6HF5 = (F- bullet C6HF5)

Quantity Value Units Method Reference Comment
Deltar29.2 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B,M
Quantity Value Units Method Reference Comment
Deltar20.1cal/mol*KN/ADillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M
Quantity Value Units Method Reference Comment
Deltar20.7 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
20.7423.PHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Fluorine anion + Trifluorophenylsilane = C6H5F4Si-

By formula: F- + C6H5F3Si = C6H5F4Si-

Quantity Value Units Method Reference Comment
Deltar79.4 ± 3.3kcal/molCIDTKrouse, Lardin, et al., 2003gas phase; B

Fluorine anion + Phenol = (Fluorine anion bullet Phenol)

By formula: F- + C6H6O = (F- bullet C6H6O)

Quantity Value Units Method Reference Comment
Deltar41.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar26.3cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar33.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Benzene = (Fluorine anion bullet Benzene)

By formula: F- + C6H6 = (F- bullet C6H6)

Quantity Value Units Method Reference Comment
Deltar15.30kcal/molTDAsHiraoka, Mizuse, et al., 1987, 2gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar19.5cal/mol*KPHPMSHiraoka, Mizuse, et al., 1987, 2gas phase; M
Quantity Value Units Method Reference Comment
Deltar9.40kcal/molTDAsHiraoka, Mizuse, et al., 1987, 2gas phase; B

Fluorine anion + Aniline = (Fluorine anion bullet Aniline)

By formula: F- + C6H7N = (F- bullet C6H7N)

Quantity Value Units Method Reference Comment
Deltar31.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar23.4 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

Fluorine anion + C6H14BF2 = (Fluorine anion bullet C6H14BF2)

By formula: F- + C6H14BF2 = (F- bullet C6H14BF2)

Quantity Value Units Method Reference Comment
Deltar66.50kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; Fluoride Affinity: SiF4>iPr2BF>iPr3B; B

Fluorine anion + 3,3-Dimethylbutane-2-ol = (Fluorine anion bullet 3,3-Dimethylbutane-2-ol)

By formula: F- + C6H14O = (F- bullet C6H14O)

Quantity Value Units Method Reference Comment
Deltar34.90kcal/molN/AMihalick, Gatev, et al., 1996gas phase; affinity derived using a ROH..F. neutral binding energy of 10.3 kcal/mol.; B

Fluorine anion + Triethyl borate = (Fluorine anion bullet Triethyl borate)

By formula: F- + C6H15BO3 = (F- bullet C6H15BO3)

Quantity Value Units Method Reference Comment
Deltar44.0 ± 3.0kcal/molIMRBLarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar36.6 ± 2.0kcal/molIMRBLarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Borane, triethyl- = (Fluorine anion bullet Borane, triethyl-)

By formula: F- + C6H15B = (F- bullet C6H15B)

Quantity Value Units Method Reference Comment
Deltar62.00kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; iPr3B>Et3B>MeSiF3; B
Deltar51.0 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar43.5 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Benzonitrile, pentafluoro- = (Fluorine anion bullet Benzonitrile, pentafluoro-)

By formula: F- + C7F5N = (F- bullet C7F5N)

Quantity Value Units Method Reference Comment
Deltar39.3 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B,M
Quantity Value Units Method Reference Comment
Deltar20.1cal/mol*KN/ADillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M
Quantity Value Units Method Reference Comment
Deltar30.8 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
30.8423.PHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Fluorine anion + Benzene, pentafluoro(trifluoromethyl)- = (Fluorine anion bullet Benzene, pentafluoro(trifluoromethyl)-)

By formula: F- + C7F8 = (F- bullet C7F8)

Quantity Value Units Method Reference Comment
Deltar33.6 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B,M
Quantity Value Units Method Reference Comment
Deltar20.1cal/mol*KN/ADillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(C6F6), Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M
Quantity Value Units Method Reference Comment
Deltar25.1 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
25.1423.PHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(C6F6), Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Fluorine anion + Benzene, pentafluoromethoxy- = (Fluorine anion bullet Benzene, pentafluoromethoxy-)

By formula: F- + C7H3F5O = (F- bullet C7H3F5O)

Quantity Value Units Method Reference Comment
Deltar37.5kcal/molPHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M
Quantity Value Units Method Reference Comment
Deltar20.1cal/mol*KN/ADillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
29.0423.PHPMSDillow and Kebarle, 1988gas phase; switching reaction,Thermochemical ladder(F-)C6F6, Entropy change calculated or estimated; Hiraoka, Mizuse, et al., 1987, 2; M

Fluorine anion + Benzene, (fluoromethyl)- = (Fluorine anion bullet Benzene, (fluoromethyl)-)

By formula: F- + C7H7F = (F- bullet C7H7F)

Quantity Value Units Method Reference Comment
Deltar24.4 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B
Quantity Value Units Method Reference Comment
Deltar16.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B

Fluorine anion + Toluene, α-fluoro-, = (Fluorine anion bullet Toluene, α-fluoro-,)

By formula: F- + C7H7F = (F- bullet C7H7F)

Quantity Value Units Method Reference Comment
Deltar24.4kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar26.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar16.5kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Benzyl alcohol = (Fluorine anion bullet Benzyl alcohol)

By formula: F- + C7H8O = (F- bullet C7H8O)

Quantity Value Units Method Reference Comment
Deltar32.40kcal/molN/AMihalick, Gatev, et al., 1996gas phase; affinity derived using a ROH..F. neutral binding energy of 10.3 kcal/mol.; B

Fluorine anion + 3-Pentanol, 2,2-dimethyl- = (Fluorine anion bullet 3-Pentanol, 2,2-dimethyl-)

By formula: F- + C7H16O = (F- bullet C7H16O)

Quantity Value Units Method Reference Comment
Deltar33.80kcal/molN/AMihalick, Gatev, et al., 1996gas phase; affinity derived using a ROH..F. neutral binding energy of 10.3 kcal/mol.; B

Fluorine anion + 2',3',4',5',6'-Pentafluoroacetophenone = (Fluorine anion bullet 2',3',4',5',6'-Pentafluoroacetophenone)

By formula: F- + C8H3F5O = (F- bullet C8H3F5O)

Quantity Value Units Method Reference Comment
Deltar37.5 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B
Quantity Value Units Method Reference Comment
Deltar29.0 ± 2.0kcal/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987, 2; B

Fluorine anion + Borane, tris(1-methylethyl)- = (Fluorine anion bullet Borane, tris(1-methylethyl)-)

By formula: F- + C9H21B = (F- bullet C9H21B)

Quantity Value Units Method Reference Comment
Deltar65.00kcal/molIMRBMurphy and Beauchamp, 1977, 2gas phase; Fluoride Affinity: iPr2BF > iPr3B > Et2BF > Et3B; B

Fluorine anion + CeF3 = (Fluorine anion bullet CeF3)

By formula: F- + CeF3 = (F- bullet CeF3)

Quantity Value Units Method Reference Comment
Deltar109.7 ± 7.0kcal/molTherSidorov, Sorokin, et al., 1981gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Iodine monochloride = (Fluorine anion bullet Iodine monochloride)

By formula: F- + ClI = (F- bullet ClI)

Quantity Value Units Method Reference Comment
Deltar94.40kcal/molTherFinch, Gates, et al., 1977gas phase; This value is far more strongly bound than expected from other X3- data; B
Deltar43.30kcal/molN/ACheck, Faust, et al., 2001gas phase; FeH2-(q); ; «DELTA»S(EA)=8.2; B
Quantity Value Units Method Reference Comment
Deltar33.00kcal/molN/ACheck, Faust, et al., 2001gas phase; FeH2-(q); ; «DELTA»S(EA)=8.2; B

Fluorine anion + cobalt trifluoride = (Fluorine anion bullet cobalt trifluoride)

By formula: F- + CoF3 = (F- bullet CoF3)

Quantity Value Units Method Reference Comment
Deltar105.7 ± 6.0kcal/molTDAsRau, Chilingarov, et al., 1997gas phase; Values are at 0K; value altered from reference due to conversion from electron convention to ion convention; B
Deltar105.4 ± 2.0kcal/molTDEqSidorov, Nikulin, et al., 1987gas phase; Fluoride Affinity: 11.2 kcal/mol < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + CrF2 = (Fluorine anion bullet CrF2)

By formula: F- + CrF2 = (F- bullet CrF2)

Quantity Value Units Method Reference Comment
Deltar86.3 ± 3.8kcal/molTDEqBoltalina, Borshchevskii, et al., 1991gas phase; Data at 0 K. See also Pramann and Rademann, 1999; value altered from reference due to conversion from electron convention to ion convention; B
Deltar157.7 ± 7.7kcal/molTherIgolkinagas phase; The derived values do not seem reasonable - JEB.; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + CrF3 = (Fluorine anion bullet CrF3)

By formula: F- + CrF3 = (F- bullet CrF3)

Quantity Value Units Method Reference Comment
Deltar92.5 ± 3.5kcal/molTDEqBoltalina, Borshchevskii, et al., 1991gas phase; Data at 0 K. See also Pramann and Rademann, 1999; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + CrF4 = (Fluorine anion bullet CrF4)

By formula: F- + CrF4 = (F- bullet CrF4)

Quantity Value Units Method Reference Comment
Deltar98.2 ± 9.6kcal/molTDEqBoltalina, Borshchevskii, et al., 1991gas phase; Data at 0 K. See also Pramann and Rademann, 1999; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + CuF2 = (Fluorine anion bullet CuF2)

By formula: F- + CuF2 = (F- bullet CuF2)

Quantity Value Units Method Reference Comment
Deltar83.8 ± 4.1kcal/molTDEqKuznetsov, Korobov, et al., 1986gas phase; Anchor:F-(FeF3) Chilingarov, Korobov, et al., 1984; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Deuterium oxide = (Fluorine anion bullet Deuterium oxide)

By formula: F- + D2O = (F- bullet D2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar23.0 ± 2.0kcal/molIMRELarson and McMahon, 1988gas phase; Anchored to Arshadi, Yamdagni, et al., 1970: HOH..F- + DOD <=> DOD..F- + HOH, Keq=0.66; B
Quantity Value Units Method Reference Comment
Deltar17.8 ± 2.0kcal/molIMRELarson and McMahon, 1988gas phase; Anchored to Arshadi, Yamdagni, et al., 1970: HOH..F- + DOD <=> DOD..F- + HOH, Keq=0.66; B,M

Fluorine anion + Potassium fluoride = (Fluorine anion bullet Potassium fluoride)

By formula: F- + FK = (F- bullet FK)

Quantity Value Units Method Reference Comment
Deltar53.50 ± 0.80kcal/molTDAsNikitin, Sidorov, et al., 1981gas phase; value altered from reference due to conversion from electron convention to ion convention; B
Deltar47.9 ± 1.0kcal/molTDEqSidorov, Nikitin, et al., 1980gas phase; Fluoride Affinity:1100K, «DELTA»Hf(KF2-):298K; value altered from reference due to conversion from electron convention to ion convention; B
Deltar>52.6 ± 5.0kcal/molTDEqGusarov, Gorokhov, et al., 1979gas phase; value altered from reference due to conversion from electron convention to ion convention; B
Deltar46.4kcal/molMSNikitin, Skokan, et al., 1979gas phase; Knudsen cell; M

Fluorine anion + FOP = (Fluorine anion bullet FOP)

By formula: F- + FOP = (F- bullet FOP)

Quantity Value Units Method Reference Comment
Deltar56. ± 4.kcal/molICRLarson and McMahon, 1987gas phase; bracketing; M

Fluorine anion + FO2P = (Fluorine anion bullet FO2P)

By formula: F- + FO2P = (F- bullet FO2P)

Quantity Value Units Method Reference Comment
Deltar90. ± 15.kcal/molICRLarson and McMahon, 1987gas phase; bracketing; M

Fluorine anion + FPS = (Fluorine anion bullet FPS)

By formula: F- + FPS = (F- bullet FPS)

Quantity Value Units Method Reference Comment
Deltar62. ± 5.kcal/molICRLarson and McMahon, 1987gas phase; bracketing; M

Fluorine anion + FPS = F2PS-

By formula: F- + FPS = F2PS-

Quantity Value Units Method Reference Comment
Deltar62.0 ± 5.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Quantity Value Units Method Reference Comment
Deltar56.0 ± 4.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + F2Mn = (Fluorine anion bullet F2Mn)

By formula: F- + F2Mn = (F- bullet F2Mn)

Quantity Value Units Method Reference Comment
Deltar83.9 ± 3.8kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar93.4 ± 2.0kcal/molTDEqSidorov and Gubarevich, 1982gas phase; Fluoride Affinity: 23.2±0.8 kcal/mol < AlF3; value altered from reference due to conversion from electron convention to ion convention; B
Deltar102.70kcal/molTDEqSidorov, Sorokin, et al., 1981gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + nickel difluoride = (Fluorine anion bullet nickel difluoride)

By formula: F- + F2Ni = (F- bullet F2Ni)

Quantity Value Units Method Reference Comment
Deltar80.8 ± 3.6kcal/molTDEqNikitin, Igolkina, et al., 1986gas phase; Reanalyzed literature data, 35.9 kcal < AlF3; B

Fluorine anion + Thionyl fluoride = (Fluorine anion bullet Thionyl fluoride)

By formula: F- + F2OS = (F- bullet F2OS)

Quantity Value Units Method Reference Comment
Deltar35.8kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar37.4kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar37.4 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar24.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar30.2kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar30.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
27.62988.ICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Difluorooxosilane = (Fluorine anion bullet Difluorooxosilane)

By formula: F- + F2OSi = (F- bullet F2OSi)

Quantity Value Units Method Reference Comment
Deltar123.40kcal/molTherDamrauer, Simon, et al., 1991gas phase; Between HCO2H, HCl; B
Deltar102. ± 17.kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Sulfuryl fluoride = (Fluorine anion bullet Sulfuryl fluoride)

By formula: F- + F2O2S = (F- bullet F2O2S)

Quantity Value Units Method Reference Comment
Deltar35.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar30.0 ± 6.0kcal/molTherGalembeck, Faigle, et al., 1978gas phase; B
Quantity Value Units Method Reference Comment
Deltar27.5cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar27.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + F2SSi = (Fluorine anion bullet F2SSi)

By formula: F- + F2SSi = (F- bullet F2SSi)

Quantity Value Units Method Reference Comment
Deltar>72.00kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Thiothionyl fluoride = (Fluorine anion bullet Thiothionyl fluoride)

By formula: F- + F2S2 = (F- bullet F2S2)

Quantity Value Units Method Reference Comment
Deltar36.0 ± 3.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + F2Xe = F3Xe-

By formula: F- + F2Xe = F3Xe-

Quantity Value Units Method Reference Comment
Deltar138.43kcal/molN/AKrouse, Hao, et al., 2007gas phase; B

Fluorine anion + F2Zn = (Fluorine anion bullet F2Zn)

By formula: F- + F2Zn = (F- bullet F2Zn)

Quantity Value Units Method Reference Comment
Deltar80.5 ± 4.5kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + fluorine = F3-

By formula: F- + F2 = F3-

Quantity Value Units Method Reference Comment
Deltar23.3 ± 2.5kcal/molCIDTArtau, Nizzi, et al., 2000gas phase; B

Fluorine anion + F3Fe = (Fluorine anion bullet F3Fe)

By formula: F- + F3Fe = (F- bullet F3Fe)

Quantity Value Units Method Reference Comment
Deltar108.3 ± 3.6kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar104.9 ± 3.4kcal/molTDEqSorokin, Sidorov, et al., 1981gas phase; Fluoride Affinity: 14.9 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B
Deltar109.0 ± 3.3kcal/molTDEqChilingarov, Korobov, et al., 1984gas phase; Fluoride Affinity: 8.8 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F3Ga = (Fluorine anion bullet F3Ga)

By formula: F- + F3Ga = (F- bullet F3Ga)

Quantity Value Units Method Reference Comment
Deltar110.3 ± 4.1kcal/molTDAsZhuravleva, Nikitin, et al., 1985gas phase; Fluoride Affinity: 7.5 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Nitrogen trifluoride = (Fluorine anion bullet Nitrogen trifluoride)

By formula: F- + F3N = (F- bullet F3N)

Quantity Value Units Method Reference Comment
Deltar7.20 ± 0.30kcal/molTDAsHiraoka, Shimizu, et al., 1995gas phase; B

Fluorine anion + Phosphoryl fluoride = (Fluorine anion bullet Phosphoryl fluoride)

By formula: F- + F3OP = (F- bullet F3OP)

Quantity Value Units Method Reference Comment
Deltar47.9 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar48.0 ± 9.0kcal/molIMRBRhyne and Dillard, 1971gas phase; Fluoride Affinity: SF4>F3PO>SF5. Orignal value 32±10, now reval. with new affinities; B
Quantity Value Units Method Reference Comment
Deltar26.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar40.1 ± 2.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Thiophosphoryl fluoride = (Fluorine anion bullet Thiophosphoryl fluoride)

By formula: F- + F3PS = (F- bullet F3PS)

Quantity Value Units Method Reference Comment
Deltar48.0 ± 9.0kcal/molIMRBRhyne and Dillard, 1971gas phase; Fluoride Affinity: between SF4, SF5. Original value 32±10, now altered with new aff.; B

Fluorine anion + Phosphorus trifluoride = (Fluorine anion bullet Phosphorus trifluoride)

By formula: F- + F3P = (F- bullet F3P)

Quantity Value Units Method Reference Comment
Deltar40.2kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar40.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar50.0 ± 5.0kcal/molIMRBSullivan and Beauchamp, 1978gas phase; Fluoride Affinity: < OPF3, > F, SF4, Me3SiF, HCN, SO2; B
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar25.5cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar32.6kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar32.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + F3Rh = (Fluorine anion bullet F3Rh)

By formula: F- + F3Rh = (F- bullet F3Rh)

Quantity Value Units Method Reference Comment
Deltar95.8 ± 3.4kcal/molTDEqChilingarov, Korobov, et al., 1984gas phase; Fluoride Affinity: 5.3 kcal <MnF3; B

Fluorine anion + F3Sc = (Fluorine anion bullet F3Sc)

By formula: F- + F3Sc = (F- bullet F3Sc)

Quantity Value Units Method Reference Comment
Deltar113.3 ± 3.6kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar112.3 ± 2.4kcal/molTDEqNikitin, Igolkina, et al., 1986gas phase; Reanalyzed literature data, 4.3 kcal < AlF3; B
Deltar116.5 ± 2.3kcal/molTDEqNikitin, Sidorov, et al., 1981gas phase; Fluoride Affinity: 4.1 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B
Deltar118.2 ± 2.5kcal/molTDEqSkokan, Nikitin, et al., 1981gas phase; Fluoride Affinity: 2.5 kcal < AlF3.; value altered from reference due to conversion from electron convention to ion convention; B
Deltar112.kcal/molMSPyatenko, Gusarov, et al., 1981gas phase; Knudsen cell; M

Fluorine anion + vanadium trifluoride = (Fluorine anion bullet vanadium trifluoride)

By formula: F- + F3V = (F- bullet F3V)

Quantity Value Units Method Reference Comment
Deltar102.5 ± 4.3kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar100.9 ± 6.7kcal/molTDEqSidorov, Boltalina, et al., 1989gas phase; Fluoride Affinity: 16.0±2.4 kcal/mol > CrF2; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F3Y = (Fluorine anion bullet F3Y)

By formula: F- + F3Y = (F- bullet F3Y)

Quantity Value Units Method Reference Comment
Deltar114.0 ± 5.0kcal/molTDEqPyatenko, Gusarov, et al., 1981, 2gas phase; F-A at 0 K; «DELTA»Hf at 298 K. Equilibrium measured vs. AlF4-; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + tetrafluorogermane = (Fluorine anion bullet tetrafluorogermane)

By formula: F- + F4Ge = (F- bullet F4Ge)

Quantity Value Units Method Reference Comment
Deltar100.0 ± 7.0kcal/molTherMallouk, Rosenthal, et al., 1984gas phase; Fluoride affinities from this method appear to be consistently about 10 kcal/mol too bound; B
Deltar>96.70kcal/molIMRBHarland, Cradock, et al., 1972gas phase; B

Fluorine anion + HfF4 = (Fluorine anion bullet HfF4)

By formula: F- + HfF4 = (F- bullet HfF4)

Quantity Value Units Method Reference Comment
Deltar102.5 ± 4.0kcal/molTDEqNikitin, Igolkina, et al., 1986gas phase; Reanalyzed literature data, 14.1 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B
Deltar96.9 ± 2.1kcal/molTDEqNikitin, Sorokin, et al., 1980gas phase; Fluoride Affinity: 20.1 kcal < AlF3; B

Fluorine anion + Manganese, tetrafluoro- = (Fluorine anion bullet Manganese, tetrafluoro-)

By formula: F- + F4Mn = (F- bullet F4Mn)

Quantity Value Units Method Reference Comment
Deltar83. ± 20.kcal/molTDEqKorobov, Chilingarov, et al., 1984gas phase; Fluoride Affinity: 17.5 kcal < MnF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F4MoO = (Fluorine anion bullet F4MoO)

By formula: F- + F4MoO = (F- bullet F4MoO)

Quantity Value Units Method Reference Comment
Deltar96.20kcal/molTDEqBorchevsky and Sidorov, 1985gas phase; Fluoride Affinity: MoOF3 < MoF5 by 4.0±2.0 kcal/mol; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F4Mo = (Fluorine anion bullet F4Mo)

By formula: F- + F4Mo = (F- bullet F4Mo)

Quantity Value Units Method Reference Comment
Deltar91.5 ± 3.3kcal/molTDEqBorshchevskii, Boltalina, et al., 1988gas phase; value altered from reference due to conversion from electron convention to ion convention; B
Deltar91.8 ± 4.0kcal/molTDEqBorchevsky and Sidorov, 1985gas phase; Fluoride Affinity: MoF4 > UF4 by 7.1 kcal/mol; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Sulfur tetrafluoride oxide = (Fluorine anion bullet Sulfur tetrafluoride oxide)

By formula: F- + F4OS = (F- bullet F4OS)

Quantity Value Units Method Reference Comment
Deltar58.0 ± 3.0kcal/molIMRELarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar68. ± 10.kcal/molIMRBArnold, Miller, et al., 2002gas phase; B
Quantity Value Units Method Reference Comment
Deltar52.7 ± 2.0kcal/molIMRELarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + F4Os = (Fluorine anion bullet F4Os)

By formula: F- + F4Os = (F- bullet F4Os)

Quantity Value Units Method Reference Comment
Deltar87.0 ± 6.4kcal/molTDEqKuznetsov, Korobov, et al., 1989gas phase; Fluoride Affinity: 0.2±2.6 kcal/mol < VF4; B

Fluorine anion + F4Ru = (Fluorine anion bullet F4Ru)

By formula: F- + F4Ru = (F- bullet F4Ru)

Quantity Value Units Method Reference Comment
Deltar97.0 ± 4.2kcal/molTDEqKuznetsov, Korobov, et al., 1989gas phase; Fluoride Affinity: 11.0±2.6 kcal.mol < FeF3; B

Fluorine anion + Sulfur tetrafluoride = (Fluorine anion bullet Sulfur tetrafluoride)

By formula: F- + F4S = (F- bullet F4S)

Quantity Value Units Method Reference Comment
Deltar43.8kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar43.8kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar25.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar36.2kcal/molICRLarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar36.2kcal/molICRLarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

(Fluorine anion bullet 4294967295Sulfur tetrafluoride) + Sulfur tetrafluoride = Fluorine anion

By formula: (F- bullet 4294967295F4S) + F4S = F-

Quantity Value Units Method Reference Comment
Deltar54.9 ± 2.3kcal/molCIDTLobring, Check, et al., 2003gas phase; B
Deltar54.1 ± 6.5kcal/molTherLeffert, Tang, et al., 1974gas phase; From SF6; B
Deltar>40.5 ± 3.4kcal/molIMRBBabcock and Streit, 1981gas phase; Fluoride Affinity: SF4 > SF5; B
Deltar43.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Quantity Value Units Method Reference Comment
Deltar36.2 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Silicon tetrafluoride = (Fluorine anion bullet Silicon tetrafluoride)

By formula: F- + F4Si = (F- bullet F4Si)

Quantity Value Units Method Reference Comment
Deltar>29.10 ± 0.50kcal/molN/AKawamata, Neigishi, et al., 1996gas phase; B
Deltar68.0 ± 5.0kcal/molIMRBMurphy and Beauchamp, 1977gas phase; Fluoride Affinity: <BF3, >iPr2BF; B
Deltar60.0 ± 4.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar54.1 ± 4.0kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B
Deltar51.kcal/molICRLarson and McMahon, 1984gas phase; switching reaction(F-)H2O, DG+-2. kcal/mol; 70 ARS/YAM; M

Fluorine anion + F4Th = (Fluorine anion bullet F4Th)

By formula: F- + F4Th = (F- bullet F4Th)

Quantity Value Units Method Reference Comment
Deltar104.2 ± 3.5kcal/molTherSidirov, Zhuravlena, et al., 1983gas phase; Fluoride Affinity: 21.1 kcal < AlF3, 3.6 kcal < ZrF4; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + titanium tetrafluoride = (Fluorine anion bullet titanium tetrafluoride)

By formula: F- + F4Ti = (F- bullet F4Ti)

Quantity Value Units Method Reference Comment
Deltar86.3 ± 3.8kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar86.0 ± 5.3kcal/molTDEqBoltalina, Borshchevskii, et al., 1991, 2gas phase; Fluoride Affinity: 30.3 kcal/mol < AlF3 (Data at 0 K); value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F4U = (Fluorine anion bullet F4U)

By formula: F- + F4U = (F- bullet F4U)

Quantity Value Units Method Reference Comment
Deltar101. ± 6.kcal/molAVGN/AAverage of 6 values; Individual data points

Fluorine anion + zirconium tetrafluoride = (Fluorine anion bullet zirconium tetrafluoride)

By formula: F- + F4Zr = (F- bullet F4Zr)

Quantity Value Units Method Reference Comment
Deltar99.3 ± 2.0kcal/molTDEqSkokan, Sorokin, et al., 1982gas phase; Fluoride Affinity: 22±1 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B
Deltar96.3 ± 1.0kcal/molTDEqSkokan, Nikitin, et al., 1981gas phase; Fluoride Affinity: 23.12 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Phosphorus pentafluoride = (Fluorine anion bullet Phosphorus pentafluoride)

By formula: F- + F5P = (F- bullet F5P)

Quantity Value Units Method Reference Comment
Deltar78.6 ± 3.3kcal/molTDAsAleshina, Borshchevskii, et al., 1996gas phase; The discrepancy with Larson and McMahon, 1985 is discussed but not resolved.; value altered from reference due to conversion from electron convention to ion convention; B
Deltar85. ± 10.kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar101.0 ± 8.0kcal/molTherMallouk, Rosenthal, et al., 1984gas phase; Fluoride affinities from this method appear to be consistently about 10 kcal/mol too bound; B
Quantity Value Units Method Reference Comment
Deltar74. ± 10.kcal/molIMRELarson and McMahon, 1985gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + antimony pentafluoride = (Fluorine anion bullet antimony pentafluoride)

By formula: F- + F5Sb = (F- bullet F5Sb)

Quantity Value Units Method Reference Comment
Deltar117.10kcal/molN/ACheck, Faust, et al., 2001gas phase; MnH2-(t); ; «DELTA»S(EA)=5.4; B
Quantity Value Units Method Reference Comment
Deltar107.00kcal/molN/ACheck, Faust, et al., 2001gas phase; MnH2-(t); ; «DELTA»S(EA)=5.4; B

Fluorine anion + F6S- = (Fluorine anion bullet F6S-)

By formula: F- + F6S- = (F- bullet F6S-)

Quantity Value Units Method Reference Comment
Deltar5.4kcal/molPHPMSHiraoka, Shimizu, et al., 1995gas phase; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KPHPMSHiraoka, Shimizu, et al., 1995gas phase; M

(Fluorine anion bullet F6S-) + F6S- = (Fluorine anion bullet 2F6S-)

By formula: (F- bullet F6S-) + F6S- = (F- bullet 2F6S-)

Quantity Value Units Method Reference Comment
Deltar4.0kcal/molPHPMSHiraoka, Shimizu, et al., 1995gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar18.cal/mol*KN/AHiraoka, Shimizu, et al., 1995gas phase; Entropy change calculated or estimated; M

Fluorine anion + Sulfur hexafluoride = (Fluorine anion bullet Sulfur hexafluoride)

By formula: F- + F6S = (F- bullet F6S)

Quantity Value Units Method Reference Comment
Deltar5.40 ± 0.30kcal/molTDAsHiraoka, Shimizu, et al., 1995gas phase; B
Quantity Value Units Method Reference Comment
Deltar-0.6 ± 3.0kcal/molTDAsHiraoka, Shimizu, et al., 1995gas phase; B

(Fluorine anion bullet Sulfur hexafluoride) + Sulfur hexafluoride = (Fluorine anion bullet 2Sulfur hexafluoride)

By formula: (F- bullet F6S) + F6S = (F- bullet 2F6S)

Quantity Value Units Method Reference Comment
Deltar4.00 ± 0.30kcal/molTDAsHiraoka, Shimizu, et al., 1995gas phase; Entropy estimated. Gaff = +1.4 at 141 K; B
Quantity Value Units Method Reference Comment
Deltar-1.40 ± 0.30kcal/molTDAsHiraoka, Shimizu, et al., 1995gas phase; Entropy estimated. Gaff = +1.4 at 141 K; B

Fluorine anion + Uranium hexafluoride = (Fluorine anion bullet Uranium hexafluoride)

By formula: F- + F6U = (F- bullet F6U)

Quantity Value Units Method Reference Comment
Deltar56.6 ± 7.2kcal/molTherPyatenko, Guasarov, et al., 1984gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention; B
Deltar46. ± 10.kcal/molIMRBBeauchamp, 1976gas phase; B

Fluorine anion + Tungsten hexafluoride = (Fluorine anion bullet Tungsten hexafluoride)

By formula: F- + F6W = (F- bullet F6W)

Quantity Value Units Method Reference Comment
Deltar69.0 ± 5.0kcal/molTherGeorge and Beauchamp, 1979gas phase; Fluoride Affinity: SiF4 < WF6 < BF3; B

Fluorine anion + F9Mo2 = (Fluorine anion bullet F9Mo2)

By formula: F- + F9Mo2 = (F- bullet F9Mo2)

Quantity Value Units Method Reference Comment
Deltar96.1 ± 8.6kcal/molTDEqBorshchevskii, Boltalina, et al., 1988gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + F10U2 = (Fluorine anion bullet F10U2)

By formula: F- + F10U2 = (F- bullet F10U2)

Quantity Value Units Method Reference Comment
Deltar129. ± 12.kcal/molTherPyatenko and Gorokhov, 1984gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + Hydrogen chloride = (Fluorine anion bullet Hydrogen chloride)

By formula: F- + HCl = (F- bullet HCl)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar60. ± 2.kcal/molICRLarson and McMahon, 1985gas phase; bracketing; M

Fluorine anion + hydrogen fluoride = (Fluorine anion bullet hydrogen fluoride)

By formula: F- + HF = (F- bullet HF)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar45.8 ± 1.6kcal/molCIDCWenthold and Squires, 1995gas phase; B
Deltar38.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar>34.6 ± 4.6kcal/molTherHeni and Illenberger, 1985gas phase; From CHF=CHF. Outdataed HC2. thermo used. Current value ( Berkowitz, Ellison, et al., 1994) implies Haff>57.; B
Quantity Value Units Method Reference Comment
Deltar21.9cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar32.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
32.0289.ICRLarson and McMahon, 1983gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M

Fluorine anion + Nitrosyl hydride = (Fluorine anion bullet Nitrosyl hydride)

By formula: F- + HNO = (F- bullet HNO)

Quantity Value Units Method Reference Comment
Deltar33.0 ± 3.0kcal/molIMRBJanaway, Zhong, et al., 1997gas phase; Actual structure probably HF..NO-; B

Fluorine anion + Hydroxyl radical = HFO-

By formula: F- + HO = HFO-

Quantity Value Units Method Reference Comment
Deltar32.4 ± 2.3kcal/molLPESDeyerl and Continetti, 2005gas phase; affinity at 0 K; B

Fluorine anion + Water = (Fluorine anion bullet Water)

By formula: F- + H2O = (F- bullet H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar27.40 ± 0.50kcal/molTDAsWeis, Kemper, et al., 1999gas phase; B
Deltar23.30kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar17.4cal/mol*KHPMSArshadi, Yamdagni, et al., 1970gas phase; M
Quantity Value Units Method Reference Comment
Deltar21.90 ± 0.50kcal/molTDAsWeis, Kemper, et al., 1999gas phase; B
Deltar18.1 ± 2.0kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B

(Fluorine anion bullet Water) + Water = (Fluorine anion bullet 2Water)

By formula: (F- bullet H2O) + H2O = (F- bullet 2H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar19.20 ± 0.50kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Stated electron affinity is the Vertical Detachment Energy; B,M
Deltar16.6 ± 1.0kcal/molTDAsPayzant, Yamdagni, et al., 1971gas phase; B
Deltar16.6 ± 1.0kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.2cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar18.7cal/mol*KHPMSArshadi, Yamdagni, et al., 1970gas phase; M
Quantity Value Units Method Reference Comment
Deltar12.5 ± 1.6kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Stated electron affinity is the Vertical Detachment Energy; B
Deltar11.0 ± 1.4kcal/molTDAsPayzant, Yamdagni, et al., 1971gas phase; B
Deltar11.00kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B

(Fluorine anion bullet 2Water) + Water = (Fluorine anion bullet 3Water)

By formula: (F- bullet 2H2O) + H2O = (F- bullet 3H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar15.30 ± 0.40kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar13.7 ± 1.0kcal/molTDAsPayzant, Yamdagni, et al., 1971gas phase; B
Deltar13.7 ± 1.0kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.9cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar20.4cal/mol*KHPMSArshadi, Yamdagni, et al., 1970gas phase; M
Quantity Value Units Method Reference Comment
Deltar8.4 ± 1.3kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar7.6 ± 1.4kcal/molTDAsPayzant, Yamdagni, et al., 1971gas phase; B
Deltar7.60kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B

(Fluorine anion bullet 3Water) + Water = (Fluorine anion bullet 4Water)

By formula: (F- bullet 3H2O) + H2O = (F- bullet 4H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar13.90 ± 0.40kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar13.5 ± 1.0kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.6cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar26.9cal/mol*KHPMSArshadi, Yamdagni, et al., 1970gas phase; M
Quantity Value Units Method Reference Comment
Deltar5.9 ± 1.3kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar5.50kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B
Deltar6.1 ± 2.0kcal/molTDAsKebarle, Arshadi, et al., 1968gas phase; B,M

(Fluorine anion bullet 4Water) + Water = (Fluorine anion bullet 5Water)

By formula: (F- bullet 4H2O) + H2O = (F- bullet 5H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar12.30 ± 0.40kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Deltar13.2 ± 1.0kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.0cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Deltar30.7cal/mol*KHPMSArshadi, Yamdagni, et al., 1970gas phase; M
Quantity Value Units Method Reference Comment
Deltar4.5 ± 1.3kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B
Deltar7.10kcal/molTDAsArshadi, Yamdagni, et al., 1970gas phase; B
Deltar4.6 ± 2.0kcal/molTDAsKebarle, Arshadi, et al., 1968gas phase; B,M

(Fluorine anion bullet 5Water) + Water = (Fluorine anion bullet 6Water)

By formula: (F- bullet 5H2O) + H2O = (F- bullet 6H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar10.90 ± 0.30kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar24.8cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.5 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B

(Fluorine anion bullet 6Water) + Water = (Fluorine anion bullet 7Water)

By formula: (F- bullet 6H2O) + H2O = (F- bullet 7H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar10.40 ± 0.30kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar26.0cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.6 ± 1.0kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B

(Fluorine anion bullet 7Water) + Water = (Fluorine anion bullet 8Water)

By formula: (F- bullet 7H2O) + H2O = (F- bullet 8H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.20 ± 0.40kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar31.2cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; 0.4; M
Quantity Value Units Method Reference Comment
Deltar1.8 ± 1.6kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B

(Fluorine anion bullet 8Water) + Water = (Fluorine anion bullet 9Water)

By formula: (F- bullet 8H2O) + H2O = (F- bullet 9H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.10 ± 0.50kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar32.8cal/mol*KPHPMSHiraoka, Mizuse, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.3 ± 2.1kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; B

(Fluorine anion bullet 9Water) + Water = (Fluorine anion bullet 10Water)

By formula: (F- bullet 9H2O) + H2O = (F- bullet 10H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar11.00kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar33.cal/mol*KN/AHiraoka, Mizuse, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar1.10kcal/molTDAsHiraoka, Mizuse, et al., 1988gas phase; Entropy estimated; B

Fluorine anion + Hydrogen sulfide = (Fluorine anion bullet Hydrogen sulfide)

By formula: F- + H2S = (F- bullet H2S)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar34.6 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar18.8cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar29.0 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + Ammonia = (Fluorine anion bullet Ammonia)

By formula: F- + H3N = (F- bullet H3N)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Deltar23.kcal/molFASpears and Ferguson, 1973gas phase; «DELTA»rH>; M

Fluorine anion + H16B4U = (Fluorine anion bullet H16B4U)

By formula: F- + H16B4U = (F- bullet H16B4U)

Quantity Value Units Method Reference Comment
Deltar45.0 ± 8.1kcal/molIMRBBabcock, Herd, et al., 1984gas phase; Obs. F- transfer from SF6-, not from UF5-; B

Fluorine anion + Nitrous oxide = (Fluorine anion bullet Nitrous oxide)

By formula: F- + N2O = (F- bullet N2O)

Quantity Value Units Method Reference Comment
Deltar9.9 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.9cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 2Nitrous oxide)

By formula: (F- bullet N2O) + N2O = (F- bullet 2N2O)

Quantity Value Units Method Reference Comment
Deltar9.2 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.7cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet 2Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 3Nitrous oxide)

By formula: (F- bullet 2N2O) + N2O = (F- bullet 3N2O)

Quantity Value Units Method Reference Comment
Deltar8.4 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.6cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet 3Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 4Nitrous oxide)

By formula: (F- bullet 3N2O) + N2O = (F- bullet 4N2O)

Quantity Value Units Method Reference Comment
Deltar7.4 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar24.4cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet 4Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 5Nitrous oxide)

By formula: (F- bullet 4N2O) + N2O = (F- bullet 5N2O)

Quantity Value Units Method Reference Comment
Deltar6.3 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar25.5cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet 5Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 6Nitrous oxide)

By formula: (F- bullet 5N2O) + N2O = (F- bullet 6N2O)

Quantity Value Units Method Reference Comment
Deltar6.0 ± 0.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; M
Quantity Value Units Method Reference Comment
Deltar25.8cal/mol*KPHPMSHiraoka, Aruga, et al., 1993gas phase; M

(Fluorine anion bullet 6Nitrous oxide) + Nitrous oxide = (Fluorine anion bullet 7Nitrous oxide)

By formula: (F- bullet 6N2O) + N2O = (F- bullet 7N2O)

Quantity Value Units Method Reference Comment
Deltar3.3kcal/molPHPMSHiraoka, Aruga, et al., 1993gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KN/AHiraoka, Aruga, et al., 1993gas phase; Entropy change calculated or estimated; M

Fluorine anion + Disulfur monoxide = (Fluorine anion bullet Disulfur monoxide)

By formula: F- + OS2 = (F- bullet OS2)

Quantity Value Units Method Reference Comment
Deltar44.0 ± 3.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar37.0 ± 3.0kcal/molIMRBLarson and McMahon, 1987gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B

Fluorine anion + Sulfur dioxide = (Fluorine anion bullet Sulfur dioxide)

By formula: F- + O2S = (F- bullet O2S)

Quantity Value Units Method Reference Comment
Deltar53.8 ± 2.2kcal/molCIDTLobring, Check, et al., 2003, 2gas phase; B
Deltar53.0 ± 2.5kcal/molCIDTSquires, 1992gas phase; B
Deltar43.8kcal/molICRLarson and McMahon, 1985gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar43.8 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Deltar59.kcal/molSAMSRobbiani and Franklin, 1979gas phase; Cl- + CO2ClF --> SO2F- + Cl2, «DELTA»rH>; M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar23.0cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar36.6kcal/molICRLarson and McMahon, 1985gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Deltar36.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

Fluorine anion + sulphur trioxide = (Fluorine anion bullet sulphur trioxide)

By formula: F- + O3S = (F- bullet O3S)

Quantity Value Units Method Reference Comment
Deltar78. ± 10.kcal/molICRLarson and McMahon, 1985gas phase; bracketing; M

Fluorine anion + Xenon = (Fluorine anion bullet Xenon)

By formula: F- + Xe = (F- bullet Xe)

Quantity Value Units Method Reference Comment
Deltar6.30 ± 0.30kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; B
Deltar6.50 ± 0.90kcal/molMoblDe Vreugd, Wijnaendts van Resandt, et al., 1979gas phase; B
Deltar6.5kcal/molSCATTERINGDe Vrengd, Wijnaendts van Resandt, et al., 1979gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.53 ± 0.30kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; B

Fluorine anion + CAS Reg. No. 696-35-5 = C6H6F3Si-

By formula: F- + CAS Reg. No. 696-35-5 = C6H6F3Si-

Quantity Value Units Method Reference Comment
Deltar191.36kcal/molN/AKrouse, Lardin, et al., 2003gas phase; B

Fluorine anion + vanadium tetrafluoride = (Fluorine anion bullet vanadium tetrafluoride)

By formula: F- + vanadium tetrafluoride = (F- bullet vanadium tetrafluoride)

Quantity Value Units Method Reference Comment
Deltar87.2 ± 5.8kcal/molTDEqKuznetsov, Korobov, et al., 1989gas phase; Fluoride Affinity: 14.2±3.9 kcal/mol < UF4; B
Deltar86.8 ± 6.5kcal/molTDEqSidorov, Boltalina, et al., 1989gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Fluorine anion + CAS Reg. No. 12134-48-4 = (Fluorine anion bullet CAS Reg. No. 12134-48-4)

By formula: F- + CAS Reg. No. 12134-48-4 = (F- bullet CAS Reg. No. 12134-48-4)

Quantity Value Units Method Reference Comment
Deltar124. ± 12.kcal/molTherPyatenko and Gorokhov, 1984gas phase; value altered from reference due to conversion from electron convention to ion convention; B

References

Go To: Top, Ion clustering data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Williams and Wenthold, 2011
Williams, J.K.P.; Wenthold, P.G., Fluoride affinities of fluorinated alanes, Int. J. Mass Spectrom., 2011, 299, 1, 9-12, https://doi.org/10.1016/j.ijms.2010.09.003 . [all data]

Pervova, Korobov, et al., 1992
Pervova, Y.U.; Korobov, M.V.; Sidorov, L.N., Enthalpies of Bonds Rupture in AlClnF4-n(-) Anions, Russ. J. Phys. Chem., 1992, 66, 635. [all data]

Pyatenko, Gusarov, et al., 1981
Pyatenko, A.T.; Gusarov, A.V.; Gorokhov, L.N., Negative Ions in the Vapor Over Lanthanum Trifluoride, High Temp., 1981, 19, 241. [all data]

Nikitin, Skokan, et al., 1979
Nikitin, M.I.; Skokan, E.V.; Sorokin, I.D.; Sidorov, L.N., Sov. Phys. Dokl., 1979, 247, 594. [all data]

Wada, Kikkawa, et al., 2007
Wada, A.; Kikkawa, A.; Sugiyama, T.; Hiraoka, K., Thermochemical Stabilities of the Gas-phase Cluster Ions of Halide Ions with Rare Gas Atoms, Int. J. Mass Spectrom.., 2007, 267, 1-3, 284-287, https://doi.org/10.1016/j.ijms.2007.02.053 . [all data]

Larson and McMahon, 1987
Larson, J.W.; McMahon, T.B., Trends in Gas Phase Fluoride Ion Affinities of the Main Group Oxyfluorides and Fluoride Sulfides. Fluoride Adducts of FAsO, FPO, FPO2, F2SiO, F4SO, FBO, F2SiS, FPS, FAsS, F2S2, and S2O., Inorg. Chem., 1987, 26, 24, 4018, https://doi.org/10.1021/ic00271a011 . [all data]

Wenthold and Squires, 1995
Wenthold, P.G.; Squires, R.R., Bond dissociation energies of F2(-) and HF2(-). A gas-phase experimental and G2 theoretical study, J. Phys. Chem., 1995, 99, 7, 2002, https://doi.org/10.1021/j100007a034 . [all data]

Larson and McMahon, 1985
Larson, J.W.; McMahon, T.B., Fluoride and chloride affinities of the main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ICR halide exchange equilibria, J. Am. Chem. Soc., 1985, 107, 766. [all data]

Arshadi, Yamdagni, et al., 1970
Arshadi, M.; Yamdagni, R.; Kebarle, P., Hydration of Halide Negative Ions in the Gas Phase. II. Comparison of Hydration Energies for the Alkali Positive and Halide Negative Ions, J. Phys. Chem., 1970, 74, 7, 1475, https://doi.org/10.1021/j100702a014 . [all data]

Haartz and McDaniel, 1973
Haartz, J.C.; McDaniel, D.H., Fluoride ion affinity of some lewis acids, J. Am. Chem. Soc., 1973, 95, 8562. [all data]

Chilingarov, Korobov, et al., 1986
Chilingarov, N.S.; Korobov, M.V.; Rudometkin, S.V.; Alikhayan, A.S.; Sidorov, L.N., Thermochemistry of Gaseous Gold Trifluoride by Knudsen Cell Mass Spectrometry, Int. J. Mass Spectrom. Ion Proc., 1986, 69, 2, 175, https://doi.org/10.1016/0168-1176(86)87031-8 . [all data]

Stockdale, Nelson, et al., 1972
Stockdale, J.A.D.; Nelson, D.R.; Davis, F.J.; Compton, R.N., Studies of electron impact excitation, negative ion formation, and negative ion-molecule reactions in boron trifluoride and boron trichloride, J. Chem. Phys., 1972, 56, 3336. [all data]

Grimsrud, Chowdhury, et al., 1985
Grimsrud, E.P.; Chowdhury, S.; Kebarle, P., Electron affinity of SF6 and perfluoromethylcyclohexane. The unusual kinetics of electron transfer reactions A- + B- + A, where A = SF6 or perfluorinated cycloalkanes, J. Chem. Phys., 1985, 83, 1059. [all data]

Nikitin, Sorokin, et al., 1980
Nikitin, M.I.; Sorokin, I.D.; Skokan, E.V.; Sidorov, L.N., Negative Ions in the Saturated Vapors of the Potassium Fluoride - Hafnium Tetrafluoride and Potassium Fluoride - Beryllium Difluoride Systems, Russ. J. Phys. Chem., 1980, 54, page]. [all data]

Larson and McMahon, 1983
Larson, J.W.; McMahon, T.B., Strong hydrogen bonding in gas-phase anions. An ion cyclotron resonance determination of fluoride binding energetics to bronsted acids from gas-phase fluoride exchange equilibria measurements, J. Am. Chem. Soc., 1983, 105, 2944. [all data]

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De Vreugd, C.; Wijnaendts van Resandt, R.W.; Los, J., The Well Depths of XeF- and XeCl- from Differential Scattering Measurements, Chem. Phys. Lett., 1979, 65, 1, 93, https://doi.org/10.1016/0009-2614(79)80134-7 . [all data]

De Vrengd, Wijnaendts van Resandt, et al., 1979
De Vrengd, C.; Wijnaendts van Resandt, R.W.; Los, J., The well depths of XeF- and XeCl- from differential scattering measurements, Chem. Phys. Lett., 1979, 65, 93. [all data]


Notes

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