H2O+
- Formula: H2O+
- Molecular weight: 18.0147
- CAS Registry Number: 56583-62-1
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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
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Individual Reactions
H2O+ + = (H2O+ •
)
By formula: H2O+ + Kr = (H2O+ • Kr)
Enthalpy of reaction
| ΔrH° (kcal/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 7.6 (+2.3,-0.) | PD/KERD | Kim, Kuo, et al., 1990 | gas phase |
H2O+ + = (H2O+ •
)
By formula: H2O+ + H2O = (H2O+ • H2O)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 36. | kcal/mol | PI | Ng, Trevor, et al., 1977 | gas phase; ΔrH> |
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.
Kim, Kuo, et al., 1990
Kim, H.S.; Kuo, C.H.; Bowers, M.T.,
Photodissociation Dynamics of Water Containing Clusters. I. Kr.H2O+,
J. Chem. Phys., 1990, 93, 8, 5594, https://doi.org/10.1063/1.459630
. [all data]
Ng, Trevor, et al., 1977
Ng, C.Y.; Trevor, D.J.; Tiedemann, P.W.; Ceyer, S.T.; Kronebush, B.H.; Mahan, B.H.; Lee, Y.T.,
Photoinization of Dimeric Polyatomic Molecules: Proton Affinities of H2O and HF,
J. Chem. Phys., 1977, 67, 9, 4235, https://doi.org/10.1063/1.435404
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
T Temperature ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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