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
= HIS-
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
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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, 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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