Silicon tetrafluoride
- Formula: F4Si
- Molecular weight: 104.0791
- IUPAC Standard InChIKey: ABTOQLMXBSRXSM-UHFFFAOYSA-N
- CAS Registry Number: 7783-61-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Silane, tetrafluoro-; Silicon fluoride (SiF4); Tetrafluorosilane; SiF4; Silicon fluoride; UN 1859
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Gas phase ion energetics data
Go To: Top, Ion clustering data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 15.24 ± 0.14 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 502.9 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 476.6 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
ΔfH°(+) ion | -134. ± 7.1 | kJ/mol | N/A | N/A |
Proton affinity at 298K
Proton affinity (kJ/mol) | Reference | Comment |
---|---|---|
492.0 ± 8.4 | Ling, Milburn, et al., 1999 | T = 298K; MM |
492.9 ± 8.4 | Ling, Milburn, et al., 1999 | T = 298K; MM |
Gas basicity at 298K
Gas basicity (review) (kJ/mol) | Reference | Comment |
---|---|---|
465.7 ± 8.4 | Ling, Milburn, et al., 1999 | T = 298K; MM |
466.5 ± 8.4 | Ling, Milburn, et al., 1999 | T = 298K; MM |
Protonation entropy at 298K
Protonation entropy (J/mol*K) | Reference | Comment |
---|---|---|
21. | Ling, Milburn, et al., 1999 | T = 298K; MM |
21. | Ling, Milburn, et al., 1999 | T = 298K; MM |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
15.29 ± 0.08 | END | Kickel, Fisher, et al., 1993 | LL |
15.19 | PI | Murphy and Beauchamp, 1977 | LLK |
15. ± 1. | EI | Farber and Srivastava, 1977 | LLK |
15.7 | PE | Lloyd and Roberts, 1975 | LLK |
15.81 ± 0.02 | PE | Bassett and Lloyd, 1971 | LLK |
15.92 | PE | Bull, Pullen, et al., 1970 | RDSH |
15.7 ± 0.1 | EI | McDonald, Williams, et al., 1968 | RDSH |
16.4 | PE | Bieri, Asbrink, et al., 1982 | Vertical value; LBLHLM |
16.5 | PE | Lloyd and Roberts, 1975 | Vertical value; LLK |
16.45 | PE | Fehlner and Turner, 1974 | Vertical value; LLK |
16.46 ± 0.04 | PE | Jonas, Schweitzer, et al., 1973 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
SiF+ | 28.8 ± 0.1 | ? | EI | McDonald, Williams, et al., 1968 | RDSH |
SiF2+ | 27.4 ± 0.1 | ? | EI | McDonald, Williams, et al., 1968 | RDSH |
F3Si+ | 16.21 ± 0.18 | F | END/DER | Kickel, Fisher, et al., 1993 | LL |
SiF3+ | 16.2 ± 0.1 | F? | EI | McDonald, Williams, et al., 1968 | RDSH |
Ion clustering data
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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:
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
By formula: CN- + F4Si = (CN- • F4Si)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 114. ± 4.2 | kJ/mol | IMRE | Larson, Szulejko, et al., 1988 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 130. | J/mol*K | N/A | Larson, Szulejko, et al., 1988 | gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 76.6 ± 2.1 | kJ/mol | IMRE | Larson, Szulejko, et al., 1988 | gas phase; B,M |
By formula: C6H4BrNO2- + F4Si = C6H4BrF4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 47.3 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4BrNO2- + F4Si = C6H4BrF4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 49.0 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4ClNO2- + F4Si = C6H4ClF4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 49.0 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4ClNO2- + F4Si = C6H4ClF4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 56.9 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4ClNO2- + F4Si = C6H4ClF4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 134. ± 8.4 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 50.2 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4FNO2- + F4Si = C6H4F5NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 52.3 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4FNO2- + F4Si = C6H4F5NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 138. ± 8.4 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 58.2 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4FNO2- + F4Si = C6H4F5NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 52.3 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C6H4NO3- + = C6H4F4NO3Si-
By formula: C6H4NO3- + F4Si = C6H4F4NO3Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 58.2 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C6H4NO3- + = C6H4F4NO3Si-
By formula: C6H4NO3- + F4Si = C6H4F4NO3Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 57.3 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4N2O4- + F4Si = C6H4F4N2O4Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 87.9 ± 4.2 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 17.6 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4N2O4- + F4Si = C6H4F4N2O4Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 30.1 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C6H4N2O4- + F4Si = C6H4F4N2O4Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 34.3 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
+
= C6H4F4O2Si-
By formula: C6H4O2- + F4Si = C6H4F4O2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 100. ± 8.4 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 55.2 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C6H5NO2- + = C6H5F4NO2Si-
By formula: C6H5NO2- + F4Si = C6H5F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 146. ± 8.4 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 64.9 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C7H4F3NO2- + F4Si = C7H4F7NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 45.6 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C7H4F3NO2- + F4Si = C7H4F7NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 44.4 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C7H4F3NO2- + F4Si = C7H4F7NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 40.2 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C7H4N2O2- + F4Si = C7H4F4N2O2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 39.7 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C7H4N2O2- + F4Si = C7H4F4N2O2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 38.5 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C7H7NO2- + = C7H7F4NO2Si-
By formula: C7H7NO2- + F4Si = C7H7F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 63.6 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C7H7NO2- + = C7H7F4NO2Si-
By formula: C7H7NO2- + F4Si = C7H7F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 65.7 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C7H7NO2- + = C7H7F4NO2Si-
By formula: C7H7NO2- + F4Si = C7H7F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 146. ± 13. | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 65.3 ± 2.5 | kJ/mol | TDAs | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C8H3F6NO2- + F4Si = C8H3F10NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 30.5 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C8H9NO2- + = C8H9F4NO2Si-
By formula: C8H9NO2- + F4Si = C8H9F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 82.8 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: C10H7NO2- + F4Si = C10H7F4NO2Si-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 42.7 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
C13H10O- + = C13H10F4OSi-
By formula: C13H10O- + F4Si = C13H10F4OSi-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 92.0 ± 2.5 | kJ/mol | IMRE | Williamson, Knighton, et al., 2001 | gas phase; at 150 C; B |
By formula: Cl- + F4Si = (Cl- • F4Si)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 97.9 ± 8.4 | kJ/mol | IMRE | Larson and McMahon, 1985 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 92. | J/mol*K | N/A | Larson and McMahon, 1985 | gas phase; switching reaction,Thermochemical ladder(Cl-)t-C4H9OH, Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 70.3 ± 8.4 | kJ/mol | IMRE | Larson and McMahon, 1985 | gas phase; B,M |
By formula: F- + F4Si = (F- • F4Si)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >121.8 ± 2.1 | kJ/mol | N/A | Kawamata, Neigishi, et al., 1996 | gas phase; B |
ΔrH° | 285. ± 21. | kJ/mol | IMRB | Murphy and Beauchamp, 1977, 2 | gas phase; Fluoride Affinity: <BF3, >iPr2BF; B |
ΔrH° | 251. ± 17. | kJ/mol | IMRE | Larson and McMahon, 1985 | gas 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 |
ΔrG° | 226. ± 17. | kJ/mol | IMRE | Larson and McMahon, 1985 | gas 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 |
ΔrG° | 210. | kJ/mol | ICR | Larson and McMahon, 1984 | gas phase; switching reaction(F-)H2O, DG+-8. kJ/mol; 70 ARS/YAM; M |
By formula: F5Si- + F4Si = F9Si2-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 40. ± 8.4 | kJ/mol | IMRE | Hiraoka, Nasu, et al., 2000 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 21.5 | kJ/mol | IMRE | Hiraoka, Nasu, et al., 2000 | gas phase; B |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, Ion clustering 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
NIST MS number | 1336 |
References
Go To: Top, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Ling, Milburn, et al., 1999
Ling, Y.; Milburn, R.K.; Hopkinson, A.C.; Bohme, D.K.,
Experimental and theoretical studies of the proton affinity of SiF4 and the structure of SiF4H+,
J. Am. Soc. Mass Spectrom., 1999, 10, 848. [all data]
Kickel, Fisher, et al., 1993
Kickel, B.L.; Fisher, E.R.; Armentrout, P.B.,
Dissociative charge-transfer reactions of N+(3P), N2+(2g+), Ar+(2P3/2,1/2), and Kr+(2P3/2) with SiF4. Thermochemistry of SiF4+ and SiF3+,
J. Phys. Chem., 1993, 97, 10198. [all data]
Murphy and Beauchamp, 1977
Murphy, M.K.; Beauchamp, J.L.,
Photoionization mass spectrometry of the fluoromethylsilanes (CH3)n F4-nSi (n = 1-4),
J. Am. Chem. Soc., 1977, 99, 2085. [all data]
Farber and Srivastava, 1977
Farber, M.; Srivastava, R.D.,
Mass spectrometric determination of the heats of formation of the silane fluorides,
Chem. Phys. Lett., 1977, 51, 307. [all data]
Lloyd and Roberts, 1975
Lloyd, D.R.; Roberts, P.J.,
Photoelectron spectra of halides. VII. Variable temperature He(I) and He(II) studies of CF4, SiF4, and GeF4,
J. Electron Spectrosc. Relat. Phenom., 1975, 7, 325. [all data]
Bassett and Lloyd, 1971
Bassett, P.J.; Lloyd, D.R.,
Photoelectron spectra of halides. Part I. Tetrafluorides and tetrachlorides of group IVB,
J. Chem. Soc., 1971, (A), 641. [all data]
Bull, Pullen, et al., 1970
Bull, W.E.; Pullen, B.P.; Grimm, F.A.; Moddeman, W.E.; Schweitzer, G.K.; Carlson, T.A.,
High resolution photoelectron spectroscopy of carbon and silicon tetrafluorides,
Inorg. Chem., 1970, 9, 2474. [all data]
McDonald, Williams, et al., 1968
McDonald, J.D.; Williams, C.H.; Thompson, J.C.; Margrave, J.L.,
Appearance potentials, ionization potentials and heats of formation for perfluorosilanes and perfluoroborosilanes,
Advan. Chem. Ser., 1968, 72, 261. [all data]
Bieri, Asbrink, et al., 1982
Bieri, G.; Asbrink, L.; Von Niessen, W.,
30.4-nm He(II) photoelectron spectra of organic molecules,
J. Electron Spectrosc. Relat. Phenom., 1982, 27, 129. [all data]
Fehlner and Turner, 1974
Fehlner, T.P.; Turner, D.W.,
The photoelectron spectrum of SiF2,
Inorg. Chem., 1974, 13, 754. [all data]
Jonas, Schweitzer, et al., 1973
Jonas, A.E.; Schweitzer, G.K.; Grimm, F.A.; Carlson, T.A.,
The photoelectron spectra of the tetrafluoro and tetramethyl compounds of the group IV elements,
J. Electron Spectrosc. Relat. Phenom., 1973, 1, 29. [all data]
Larson, Szulejko, et al., 1988
Larson, J.W.; Szulejko, J.E.; McMahon, T.B.,
Gas Phase Lewis Acid-Base Interactions. An Experimental Determination of Cyanide Binding Energies From Ion Cyclotron Resonance and High-Pressure Mass Spectrometric Equilibrium Measurements.,
J. Am. Chem. Soc., 1988, 110, 23, 7604, https://doi.org/10.1021/ja00231a004
. [all data]
Payzant, Yamdagni, et al., 1971
Payzant, J.D.; Yamdagni, R.; Kebarle, P.,
Hydration of CN-, NO2-, NO3-, and HO- in the gas phase,
Can. J. Chem., 1971, 49, 3308. [all data]
Williamson, Knighton, et al., 2001
Williamson, D.H.; Knighton, W.B.; Grimsrud, E.P.,
Lewis acid-base interactions of SiF4 with molecular anions formed by electron capture reactions,
Int. J. Mass Spectrom., 2001, 206, 1-2, 53-61, https://doi.org/10.1016/S1387-3806(00)00388-2
. [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]
Kawamata, Neigishi, et al., 1996
Kawamata, H.; Neigishi, Y.; Kishi, R.; Iwata, S.; Nakajima, A.; Kaya, K.,
Photoelectron Spectroscopy of Silicon-Fluorine Binary Cluster Anions (SinFm-),
J. Chem. Phys., 1996, 105, 13, 5369, https://doi.org/10.1063/1.472377
. [all data]
Murphy and Beauchamp, 1977, 2
Murphy, M.K.; Beauchamp, J.L.,
Methyl and Fluorine Substituent Effects on the Gas Phase Lewis Acidities of Silanes by ICR Spectroscopy,
J. Am. Chem. Soc., 1977, 99, 15, 4992, https://doi.org/10.1021/ja00457a017
. [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, 1984
Larson, J.W.; McMahon, T.B.,
Fluoride and chloride affinities of main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ion cyclotron resonance halide-exchange equilibria,
J. Phys. Chem., 1984, 88, 1083. [all data]
Hiraoka, Nasu, et al., 2000
Hiraoka, K.; Nasu, M.; Minamitsu, A.; Shimizu, A.; Yamabe, S.,
On the structure and stability of gas-phase cluster ions SiF3+(CO)(n), SiF3OH2+(SiF4)(n), SiF4H+(SiF4)(n), and F- (SiF4)(n),
J. Phys. Chem. A, 2000, 104, 36, 8353-8359, https://doi.org/10.1021/jp000525d
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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