Reaction data
(
• 3
) + = ( • 4)
- Reaction by formula: (H3O+ • 3H2O) + H2O = (H3O+ • 4H2O)
- Comments:
- Bond type: Hydrogen bond (positive ion to hydride)
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 56. ± 20. | kJ/mol | AVG | N/A | Average of 6 out of 9 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 100. ± 20. | J/mol*K | AVG | N/A | Average of 5 out of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 23. | kJ/mol | FA | Bierbaum, Golde, et al., 1976 | gas phase |
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 24. | 293. | ES/HPMS | Klassen, Blades, et al., 1995 | gas phase |
| 23. | 296. | SAMS | Puckett and Teague, 1971 | gas phase |
| 21. | 300. | PHPMS | Good, Durden, et al., 1970 | gas phase |
| 21. | 307. | PHPMS | Good, Durden, et al., 1970, 2 | gas phase |
| 29. | 300. | HPMS | Arifov, Pozharov, et al., 1971 | gas phase |
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.
Bierbaum, Golde, et al., 1976
Bierbaum, V.M.; Golde, M.F.; Kaufman, F.,
Flowing Afterglow Studies of Hydronium Ion Clustering Including Diffusion Effects,
J. Chem. Phys., 1976, 65, 7, 2715, https://doi.org/10.1063/1.433415
. [all data]
Klassen, Blades, et al., 1995
Klassen, J.S.; Blades, A.T.; Kebarle, P.,
Determinations of Ion-Molecule Equilibria Involving Ions Produced by Electrospray. Hydration of Protonated Amines, Diamines, and Some Small Peptides,
J. Phys. Chem., 1995, 99, 42, 15509, https://doi.org/10.1021/j100042a027
. [all data]
Puckett and Teague, 1971
Puckett, L.J.; Teague, A.W.,
Production of H3O+.nH2O from NO+ Precursor in NO - H2O Gas Mixtures,
J. Chem. Phys., 1971, 54, 6, 2564, https://doi.org/10.1063/1.1675213
. [all data]
Good, Durden, et al., 1970
Good, A.; Durden, D.A.; Kebarle, P.,
Ion-Molecule Reactions in Pure Nitrogen and Nitrogen Containing Traces of Water at Total Pressures 0.5 - 4 torr. Kinetics of Clustering Reactions Forming H+(H2O)n,
J. Chem. Phys., 1970, 52, 1, 212, https://doi.org/10.1063/1.1672667
. [all data]
Good, Durden, et al., 1970, 2
Good, A.; Durden, D.A.; Kebarle, P.,
Mechanism and Rate Constants of Ion-Molecule Reactions Leading to Formation of H+(H2O)n in Moist Oxygen and Air,
J. Chem. Phys., 1970, 52, 1, 222, https://doi.org/10.1063/1.1672668
. [all data]
Arifov, Pozharov, et al., 1971
Arifov, U.A.; Pozharov, S.L.; Chernov, I.G.,
High Energy Chem., 1971, 5, 1. [all data]
Notes
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- Symbols used in this document:
T Temperature ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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