Sulfur hexafluoride
- Formula: F6S
- Molecular weight: 146.055
- IUPAC Standard InChIKey: SFZCNBIFKDRMGX-UHFFFAOYSA-N
- CAS Registry Number: 2551-62-4
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Sulfur fluoride; OC-6-11; Elegas; SF6; Hexafluorure de soufre; UN 1080; Esaflon; sulphur hexafluoride
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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
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: C6H4N2O4- + F6S = (C6H4N2O4- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | <35.6 | kJ/mol | IMRB | Chowdhury and Kebarle, 1986 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | <7.95 | kJ/mol | IMRB | Chowdhury and Kebarle, 1986 | gas phase |
By formula: C6H4N2O4- + F6S = (C6H4N2O4- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | <35.1 | kJ/mol | IMRB | Chowdhury and Kebarle, 1986 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | <7.11 | kJ/mol | IMRB | Chowdhury and Kebarle, 1986 | gas phase |
By formula: Cl- + F6S = (Cl- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | <7.53 | kJ/mol | IMRB | Chowdhury and Kebarle, 1986 | gas phase |
By formula: F- + F6S = (F- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 22.6 ± 1.3 | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | -3. ± 13. | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase |
By formula: (F- • F6S) + F6S = (F- • 2F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.7 ± 1.3 | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; Entropy estimated. Gaff = +1.4 at 141 K |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | -5.9 ± 1.3 | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; Entropy estimated. Gaff = +1.4 at 141 K |
By formula: F5S- + F6S = (F5S- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | <9.62 | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; No formation at 141 K |
By formula: F6S- + F6S = (F6S- • F6S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 9.6 ± 1.3 | kJ/mol | TDAs | Hiraoka, Shimizu, et al., 1995 | gas phase; Entropy estimated. Gaff=+0.37 at 141K |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | -13.0 ± 1.3 | kJ/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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