Sulfur fluoride anion
- Formula: F4S-
- Molecular weight: 108.059
- CAS Registry Number: 31084-08-9
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Gas phase 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:
B - John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -216.2 ± 6.6 | kcal/mol | R-EA | Miller, Miller, et al., 1995 | B |
ΔfH°gas | -213.9 ± 2.3 | kcal/mol | EIAE | Thynne, 1972 | From SF6; B |
Quantity | Value | Units | Method | Reference | Comment |
S°gas,1 bar | 74.775 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1976 |
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 by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: (F4S- • 4294967295F3S) + F3S = F4S-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.4 ± 3.2 | kcal/mol | Ther | Miller, Miller, et al., 1995 | gas phase |
ΔrH° | 43.5 ± 7.6 | kcal/mol | Ther | Viggiano, MIller, et al., 1991 | gas phase; Between mCF3-nitrobenzene, C6F5NO2 |
ΔrH° | 63.2 ± 9.3 | kcal/mol | Ther | Babcock and Streit, 1981 | gas phase; EA: between NO2-, HS- |
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: (F4S- • 4294967295F3S) + F3S = F4S-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.4 ± 3.2 | kcal/mol | Ther | Miller, Miller, et al., 1995 | gas phase |
ΔrH° | 43.5 ± 7.6 | kcal/mol | Ther | Viggiano, MIller, et al., 1991 | gas phase; Between mCF3-nitrobenzene, C6F5NO2 |
ΔrH° | 63.2 ± 9.3 | kcal/mol | Ther | Babcock and Streit, 1981 | gas phase; EA: between NO2-, HS- |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Miller, Miller, et al., 1995
Miller, A.E.S.; Miller, T.M.; Viggiano, A.A.; Morris, R.A.; Vandoren, J.M.; Arnold, S.T.; Paulson, J.,
Negative ion chemistry of SF4,
J. Chem. Phys., 1995, 102, 22, 8865, https://doi.org/10.1063/1.468940
. [all data]
Thynne, 1972
Thynne, J.C.J.,
Negative Ion Studies with a Time-of-Flight Mass Spectrometer.,
Dyn. Mass Spectrom., 1972, 3, 67. [all data]
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Viggiano, MIller, et al., 1991
Viggiano, A.A.; MIller, T.M.; Miller, A.E.S.; Morris, R.A.; Van Doren, J.M.; Paulson, J.F.,
SF4: Electron Affinity Determination by Charge Transfer Reactions,
Int. J. Mass Spectrom. Ion Proc., 1991, 109, 327, https://doi.org/10.1016/0168-1176(91)85112-Y
. [all data]
Babcock and Streit, 1981
Babcock, L.M.; Streit, G.E.,
Negative ion-molecule reactions of SF4,
J. Chem. Phys., 1981, 75, 3864. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, References
- Symbols used in this document:
S°gas,1 bar Entropy of gas at standard conditions (1 bar) ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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