sodium fluoride


Reaction thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

4sodium + Ethene, chlorotrifluoro- = 2carbon + sodium chloride + 3sodium fluoride

By formula: 4Na + C2ClF3 = 2C + ClNa + 3FNa

Quantity Value Units Method Reference Comment
Δr-376.7 ± 1.3kcal/molCmKolesov, Zenkov, et al., 1963gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -368.8 ± 1.3 kcal/mol; ALS

2Sodium hydroxide + acetyl fluoride = Acetic acid, sodium salt + sodium fluoride + Water

By formula: 2HNaO + C2H3FO = C2H3NaO2 + FNa + H2O

Quantity Value Units Method Reference Comment
Δr-13.42 ± 0.02kcal/molCmPritchard and Skinner, 1950liquid phase; Corrected for CODATA value of ΔfH; HF(100); ALS
Δr-42.4kcal/molCmCarson and Skinner, 1949liquid phase; ALS

Be2F5- + sodium fluoride = (Be2F5- • sodium fluoride)

By formula: Be2F5- + FNa = (Be2F5- • FNa)

Quantity Value Units Method Reference Comment
Δr65.2 ± 2.5kcal/molN/ANikitin, Sorokin, et al., 1980gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Cyclobutane, octafluoro- + 4sodium = 4carbon + 8sodium fluoride

By formula: C4F8 + 4Na = 4C + 8FNa

Quantity Value Units Method Reference Comment
Δr-714.5 ± 2.2kcal/molCcbKolesov, Talakin, et al., 1968gas phase; Correction of Kolesov, Talakin, et al., 1964; ALS

(F2Sc+ • 2sodium fluoride) + sodium fluoride = (F2Sc+ • 3sodium fluoride)

By formula: (F2Sc+ • 2FNa) + FNa = (F2Sc+ • 3FNa)

Quantity Value Units Method Reference Comment
Δr72.kcal/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(F2Sc+ • 3sodium fluoride) + sodium fluoride = (F2Sc+ • 4sodium fluoride)

By formula: (F2Sc+ • 3FNa) + FNa = (F2Sc+ • 4FNa)

Quantity Value Units Method Reference Comment
Δr67.kcal/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(Sodium ion (1+) • sodium fluoride) + sodium fluoride = (Sodium ion (1+) • 2sodium fluoride)

By formula: (Na+ • FNa) + FNa = (Na+ • 2FNa)

Quantity Value Units Method Reference Comment
Δr47.kcal/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(F2Sc+ • sodium fluoride) + sodium fluoride = (F2Sc+ • 2sodium fluoride)

By formula: (F2Sc+ • FNa) + FNa = (F2Sc+ • 2FNa)

Quantity Value Units Method Reference Comment
Δr83.kcal/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

Sodium ion (1+) + sodium fluoride = (Sodium ion (1+) • sodium fluoride)

By formula: Na+ + FNa = (Na+ • FNa)

Quantity Value Units Method Reference Comment
Δr62.7kcal/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

4sodium + Tetrafluoromethane = carbon + 4sodium fluoride

By formula: 4Na + CF4 = C + 4FNa

Quantity Value Units Method Reference Comment
Δr-325.5 ± 2.2kcal/molCcbVorob'ev and Skuratov, 1960gas phase; ALS

Ethene, tetrafluoro- + 4sodium = 4sodium fluoride + 2Carbon

By formula: C2F4 + 4Na = 4FNa + 2C

Quantity Value Units Method Reference Comment
Δr-385.0 ± 1.1kcal/molCmKolesov, Zenkov, et al., 1962gas phase; ALS

8sodium + Perfluoropropane = 3carbon + 8sodium fluoride

By formula: 8Na + C3F8 = 3C + 8FNa

Quantity Value Units Method Reference Comment
Δr-660.0 ± 1.7kcal/molCcbKolesov, Talakin, et al., 1967gas phase; ALS

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, References, Notes

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
0.520 ± 0.010LPESMiller, Leopold, et al., 1986B
1.10 ± 0.20LPESMiller and Lineberger, 1990Vertical Detachment Energy: 1.5±0.1 eV; B
0.41998NBAEDe Vreugd, Wijnaendts van Resandt, et al., 1979B
1.12 ± 0.21EIAEShevchenko, Iljin, et al., 1976From Na2BO2F; B
>1.34997EIAEEbinghaus, 1964From (NaF)2; B

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
Na+9.98 ± 0.15FEIShevchenko, Iljin, et al., 1976LLK
Na+9.9 ± 0.2FEIHastie, Zmbov, et al., 1968RDSH
Na+~12.FEIPorter and Schoonmaker, 1958RDSH

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Kolesov, Zenkov, et al., 1963
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M., Standard enthalpy of formation of chlorotrifluoroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1963, 37, 115-116. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Pritchard and Skinner, 1950
Pritchard, H.O.; Skinner, H.A., The heat of hydrolysis of acetyl fluoride, J. Chem. Soc., 1950, 1099. [all data]

Carson and Skinner, 1949
Carson, A.S.; Skinner, H.A., 201. Carbon-halogen bond energies in the acetyl halides, J. Chem. Soc., 1949, 936-939. [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]

Kolesov, Talakin, et al., 1968
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Enthalpy of formation of some specimens of amorphous carbon, Russ. J. Phys. Chem. (Engl. Transl.), 1968, 42, 1218-1220. [all data]

Kolesov, Talakin, et al., 1964
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Standard enthalpy of formation of perfluorocyclobutane, Russ. J. Phys. Chem. (Engl. Transl.), 1964, 38, 930-931. [all data]

Tsirlina, Gusarov, et al., 1986
Tsirlina, E.A.; Gusarov, A.V.; Gorokhov, L.N., High Temp., 1986, 14, 1064. [all data]

Vorob'ev and Skuratov, 1960
Vorob'ev, A.F.; Skuratov, S.M., Standard enthalpies of formation of CF4, Zh. Neorg. Khim., 1960, 5, 1398-1401. [all data]

Kolesov, Zenkov, et al., 1962
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M., The standard enthalpy of formation of tetrafluoroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1962, 36, 45-47. [all data]

Kolesov, Talakin, et al., 1967
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M., Standard enthalpy of formation of perfluoropropane and enthalpies of formation of normal perfluoroalkanes, Vestn. Mosk. Univ. Khim., 1967, 22, 38-42. [all data]

Miller, Leopold, et al., 1986
Miller, T.M.; Leopold, D.G.; Murray, K.K.; Lineberger, W.C., Electron Affinities of the Alkali Halides and the Structure of their Negative Ions, J. Chem. Phys., 1986, 85, 5, 2368, https://doi.org/10.1063/1.451091 . [all data]

Miller and Lineberger, 1990
Miller, T.M.; Lineberger, W.C., Mass Spectra and Photodetachment of Sodium Fluoride Negative Ion Clusters, Int. J. Mass Spectrom. Ion Proc., 1990, 102, 239, https://doi.org/10.1016/0168-1176(90)80063-9 . [all data]

De Vreugd, Wijnaendts van Resandt, et al., 1979
De Vreugd, C.; Wijnaendts van Resandt, R.W.; Los, J.; Smith, B., Differential Cross Sections for Collisions of Negative Halogen Ions and Alkali Atoms, Chem. Phys., 1979, 42, 3, 305, https://doi.org/10.1016/0301-0104(79)80078-6 . [all data]

Shevchenko, Iljin, et al., 1976
Shevchenko, V.E.; Iljin, M.K.; Nikitin, O.T.; Sidorov, L.N., Mass-spectrometric study of mixed dimers M2BO2F, Int. J. Mass Spectrom. Ion Phys., 1976, 21, 279. [all data]

Ebinghaus, 1964
Ebinghaus, H.Z., Negative Ionen aus Alkalihalogeniden und Electronenaffinitaten der Alkalimetalle und Alkalihalogenide, Z. Naturfor., 1964, 19A, 727. [all data]

Hastie, Zmbov, et al., 1968
Hastie, J.W.; Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies at high temperatures. XXIII. Vapor equilibria over molten NaSnF3 and KSnF3, J. Inorg. Nucl. Chem., 1968, 30, 729. [all data]

Porter and Schoonmaker, 1958
Porter, R.F.; Schoonmaker, R.C., Mass spectrometric study of the vaporization of LiF, NaF, and LiF-NaF mixtures, J. Chem. Phys., 1958, 29, 1070. [all data]


Notes

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