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Reaction data

Hydronium cation + Water = (Hydronium cation bullet Water)


Enthalpy of reaction at standard conditions (nominally 298.15 K, 1 atm.)

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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

DeltarH° (kJ/mol) Method Reference Comment
136. ± 5.9CIDDalleska, Honma, et al., 1993gas phase; guidedion beam CID; M
132.PHPMSSzulejko and McMahon, 1992gas phase; M
133.PHPMSMeot-Ner (Mautner) and Speller, 1986gas phase; M
132.PHPMSCunningham, Payzant, et al., 1972gas phase; M
146.PHPMSHiraoka, Takimoto, et al., 1986gas phase; M
140.PHPMSMeot-Ner (Mautner) and Field, 1977gas phase; M
130.CIDDePaz, Leventhal, et al., 1969gas phase; deuterated; M
156. ± 7.5CIDHonma, Sunderlin, et al., 1993gas phase; guided ion beam CID; M; Data excluded from overall average
159. ± 10.CIDHonma, Sunderlin, et al., 1992gas phase; guided ion beam CID; M; Data excluded from overall average
130.CIDMagnera, David, et al., 1991gas phase; M; Data excluded from overall average
152. ± 13.ICRCDHop, McMahon, et al., 1990gas phase; Ar collision gas; M; Data excluded from overall average
76.1PIShiromaru, Shinohara, et al., 1987gas phase; M; Data excluded from overall average
69.0HPMSBennett and Field, 1972gas phase; Entropy change is questionable; M; Data excluded from overall average
150.HPMSKebarle, Searles, et al., 1967gas phase; M; Data excluded from overall average

References

Go To: Top, Enthalpy of reaction at standard conditions (nominally 298.15 K, 1 atm.), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Dalleska, Honma, et al., 1993
Dalleska, N.F.; Honma, K.; Armentrout, P.B., Stepwise Solvation Enthalpies of Protonated Water Clusters: Collision-Induced Dissociation as an Aleternative to Equilibrium Studies, J. Am. Chem. Soc., 1993, 115, 25, 12125, https://doi.org/10.1021/ja00078a059 . [all data]

Szulejko and McMahon, 1992
Szulejko, J.; McMahon, T.B., personal communication, 1992. [all data]

Meot-Ner (Mautner) and Speller, 1986
Meot-Ner (Mautner), M.; Speller, C.V., The Filling of Solvent Shells in Cluster Ions: Thermochemical Criteria nd the Effects of Isomeric Clusters, J. Phys. Chem., 1986, 90, 25, 6616, https://doi.org/10.1021/j100283a006 . [all data]

Cunningham, Payzant, et al., 1972
Cunningham, A.J.; Payzant, J.D.; Kebarle, P., A Kinetic Study of the Proton Hydrate H+(H2O)n Equilibria in the Gas Phase, J. Am. Chem. Soc., 1972, 94, 22, 7627, https://doi.org/10.1021/ja00777a003 . [all data]

Hiraoka, Takimoto, et al., 1986
Hiraoka, K.; Takimoto, H.; Morise, K., Gas-Phase Hydration Reactions of Protonated Alcohols. Energetics and Bulk Hydration of Cluster Ions, J. Am. Chem. Soc., 1986, 108, 19, 5683, https://doi.org/10.1021/ja00279a004 . [all data]

Meot-Ner (Mautner) and Field, 1977
Meot-Ner (Mautner), M.; Field, F.H., Stability, Association and Dissociation in the Cluster Ions H3S+.nH2S, H3O+.nH2O and H3O+.H2O, J. Am. Chem. Soc., 1977, 99, 4, 998, https://doi.org/10.1021/ja00446a004 . [all data]

DePaz, Leventhal, et al., 1969
DePaz, M.; Leventhal, J.J.; Friedman, L., Tandem Mass Spectrometer Study of D3O+ and Solvated Derivatives, J. Chem. Phys., 1969, 51, 9, 3748, https://doi.org/10.1063/1.1672589 . [all data]

Honma, Sunderlin, et al., 1993
Honma, K.; Sunderlin, L.S.; Armentrout, P.B., Guided-Ion Beam Studies of the Reactions of Protonated Water Clusters, H(H2O)n+ (n = 1-4), with Acetonitrile, J. Chem. Phys., 1993, 99, 3, 1623, https://doi.org/10.1063/1.465331 . [all data]

Honma, Sunderlin, et al., 1992
Honma, K.; Sunderlin, L.S.; Armentrout, P.B., Reactions of Protonated Water Clusters with Deuterated Ammonia: H(H2O)n+ (n = 1-4) + ND3, Int. J. Mass Spectrom. Ion Proc., 1992, 117, 237, https://doi.org/10.1016/0168-1176(92)80097-K . [all data]

Magnera, David, et al., 1991
Magnera, T.F.; David, D.E.; Michl, J., The First Twenty - Eight Proton Hydration Energies, Chem. Phys. Lett., 1991, 182, 3-4, 363, https://doi.org/10.1016/0009-2614(91)80230-U . [all data]

Hop, McMahon, et al., 1990
Hop, C.E.C.A.; McMahon, T.B.; Willett, G.D., Determination of Bond Dissociation Energies via Energy Resolved Collision Induced Dissociation in a Fourier Transform Ion Cyclotron Resonance Spectrometer, Int. J. Mass Spectrom. Ion Proc., 1990, 101, 2-3, 191, https://doi.org/10.1016/0168-1176(90)87011-5 . [all data]

Shiromaru, Shinohara, et al., 1987
Shiromaru, H.; Shinohara, H.; Washida, N.; Yoo, H.S.; Kimura, N., Synchrotron Radiation Measurements of Appearence Potentials for (H2O)2+, (H2)2H+ and (H2O)3H+ in Supersonic Jets, Chem. Phys. Lett., 1987, 141, 1-2, 7, https://doi.org/10.1016/0009-2614(87)80082-9 . [all data]

Bennett and Field, 1972
Bennett, S.L.; Field, F.H., Reversible Reactions of Gas Phase Ions. IV. Further Studies on the Equilibrium H3O+ + H2O = H(H2O)2+, J. Am. Chem. Soc., 1972, 94, 15, 5186, https://doi.org/10.1021/ja00770a007 . [all data]

Kebarle, Searles, et al., 1967
Kebarle, P.; Searles, S.K.; Zolla, A.; Scarborough, J.; Arshadi, M., The Solvation of the Hydrogen Ion by Water Molecules in the Gas Phase. Heats and Entropies of Solvation of the Individual Reactions: H+(H2O)n-1 + H2O = H+(H2O)n, J. Am. Chem. Soc., 1967, 89, 25, 6393, https://doi.org/10.1021/ja01001a001 . [all data]


Notes

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