ISH radical anion
- Formula: HIS-
- Molecular weight: 159.978
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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 by: John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -48.24 | kJ/mol | Endo | Refaey, 1976 | I- + H2S ->. Computation at a variety of levels imply that the anion is not bound with repect to dissociatve attachment. |
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: I- = HIS-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 76.15 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; H-; ; ΔS(acid)=20.9; ΔS(EA)=6.4 |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 56.07 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; H-; ; ΔS(acid)=20.9; ΔS(EA)=6.4 |
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: I- = HIS-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 76.15 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; H-; ; ΔS(acid)=20.9; ΔS(EA)=6.4 |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 56.07 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; H-; ; ΔS(acid)=20.9; ΔS(EA)=6.4 |
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.
Refaey, 1976
Refaey, K.M.A.,
Endoergic ion-molecule-collision processes of negative ions. II. Collisions of I- on H2S, CS2, and COS,
J. Chem. Phys., 1976, 65, 2002. [all data]
Check, Faust, et al., 2001
Check, C.E.; Faust, T.O.; Bailey, J.M.; Wright, B.J.; Gilbert, T.M.; Sunderlin, L.S.,
Addition of Polarization and Diffuse Functions to the LANL2DZ Basis Set for P-Block Elements,
J. Phys. Chem. A,, 2001, 105, 34, 8111, https://doi.org/10.1021/jp011945l
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions 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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