Sulfur hexafluoride anion
- Formula: F6S-
- Molecular weight: 146.056
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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 by: John E. Bartmess
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Clustering reactions
F6S- + = (F6S- •
)
By formula: F6S- + C6H4FNO2 = (F6S- • C6H4FNO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 15.7 ± 1.0 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 7.9 ± 1.6 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
F6S- + = (F6S- •
)
By formula: F6S- + C6H5NO2 = (F6S- • C6H5NO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 14.9 ± 1.0 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 6.7 ± 1.6 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
F6S- + = (F6S- •
)
By formula: F6S- + C7H4F3NO2 = (F6S- • C7H4F3NO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 17.0 ± 1.0 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 9.0 ± 1.6 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase |
F6S- + = (F6S- •
)
By formula: F6S- + F6S = (F6S- • F6S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 2.30 ± 0.30 | kcal/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; Entropy estimated. Gaff=+0.37 at 141K |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | -3.10 ± 0.30 | kcal/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; Entropy estimated. Gaff=+0.37 at 141K |
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.
Chowdhury and Kebarle, 1986
Chowdhury, S.; Kebarle, P.,
Role of Binding Energies in A-.B and A.B- Complexes in the Kinetics of Gas Phase Electron Transfer Reactions:A- + B = A + B- Involving Perfluoro Compounds: SF6, C6F11CF3,
J. Chem. Phys., 1986, 85, 9, 4989, https://doi.org/10.1063/1.451687
. [all data]
Hiraoka, Shimizu, et al., 1995
Hiraoka, K.; Shimizu, A.; Minamitsu, A.; Nasu, M.; Fujimaki, S.; Yamabe, S.,
The small binding energies of the negative cluster ions: SF5-(SF6)1, SF6-(SF6)1 and F-(SF6)n (n=1 and 2), in the gas phase,
Chem. Phys. Lett., 1995, 241, 5-6, 623, https://doi.org/10.1016/0009-2614(95)00676-U
. [all data]
Notes
Go To: Top, Ion clustering data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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