H2S+
- Formula: H2S+
- Molecular weight: 34.080
- CAS Registry Number: 77544-69-5
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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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
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
(H2S+ • ) +
= (H2S+ • 2
)
By formula: (H2S+ • H2S) + H2S = (H2S+ • 2H2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 18. | kJ/mol | PI | Prest, Tzeng, et al., 1983 | gas phase |
| ΔrH° | 13. | kJ/mol | PI | Walters and Blais, 1981 | gas phase |
H2S+ + = (H2S+ •
)
By formula: H2S+ + H2S = (H2S+ • H2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 88.7 | kJ/mol | PI | Prest, Tzeng, et al., 1983 | gas phase |
| ΔrH° | 71.1 | kJ/mol | PI | Walters and Blais, 1981 | gas phase |
(H2S+ • 2) +
= (H2S+ • 3
)
By formula: (H2S+ • 2H2S) + H2S = (H2S+ • 3H2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 5.0 | kJ/mol | PI | Walters and Blais, 1981 | gas phase |
(H2S+ • 3) +
= (H2S+ • 4
)
By formula: (H2S+ • 3H2S) + H2S = (H2S+ • 4H2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 5.9 | kJ/mol | PI | Walters and Blais, 1981 | gas phase |
(H2S+ • 4) +
= (H2S+ • 5
)
By formula: (H2S+ • 4H2S) + H2S = (H2S+ • 5H2S)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 11. | kJ/mol | PI | Walters and Blais, 1981 | gas phase |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Prest, Tzeng, et al., 1983
Prest, H.F.; Tzeng, W.-B.; Brom, J.M., Jr.; Ng, C.Y.,
Photoionization study of (H2S)2 and (H2S)3,
J. Am. Chem. Soc., 1983, 105, 7531. [all data]
Walters and Blais, 1981
Walters, E.A.; Blais, N.C.,
Molecular beam photoionization of (H2S)n,n = 1 - 7,
J. Chem. Phys., 1981, 75, 4208. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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