HS2
- Formula: HS2
- Molecular weight: 65.138
- CAS Registry Number: 14541-24-3
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, References, Notes
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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Individual Reactions
S2- + = HS2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1380. ± 15. | kJ/mol | D-EA | Moran and Ellison, 1988 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | >1441.8 | kJ/mol | IMRB | Goodings, Bohme, et al., 1986 | gas phase; S- deprotonates H2S, Sn- for n≥2, does not. |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, References, Notes
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
De-protonation reactions
S2- + = HS2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1380. ± 15. | kJ/mol | D-EA | Moran and Ellison, 1988 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | >1441.8 | kJ/mol | IMRB | Goodings, Bohme, et al., 1986 | gas phase; S- deprotonates H2S, Sn- for n≥2, does not. |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Moran and Ellison, 1988
Moran, S.; Ellison, G.B.,
Photoelectron Spectroscopy of Sulfur Ions,
J. Phys. Chem., 1988, 92, 7, 1794, https://doi.org/10.1021/j100318a021
. [all data]
Goodings, Bohme, et al., 1986
Goodings, J.M.; Bohme, D.K.; Elguindi, K.; Fox, A.,
Sulphur Anion Chemistry in Hydrocarbon Flames with H2S, OCS, and SO2 Additives,
Can. J. Chem., 1986, 64, 4, 689, https://doi.org/10.1139/v86-110
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics 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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