H2O+
- Formula: H2O+
- Molecular weight: 18.0147
- CAS Registry Number: 56583-62-1
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- Other data available:
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Ion clustering data
Go To: Top, Vibrational and/or electronic energy levels, 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: 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
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> |
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 |
Vibrational and/or electronic energy levels
Go To: Top, Ion clustering 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: Marilyn E. Jacox
State: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 36757 ± 12 | gas | Reutt, Wang, et al., 1986 | |||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 1 | Sym. stretch | 2968 | gas | PE | Reutt, Wang, et al., 1986 | |
2 | Bend | 1596 | gas | PE | Reutt, Wang, et al., 1986 | ||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
T = 13409.3 | gas | A-X | 400 | 820 | Lew and Heiber, 1973 | ||
Lew, 1976 | |||||||
Das and Farley, 1991 | |||||||
Dressler and Arnold, 1995 | |||||||
Huet, Hadj Bachir, et al., 1997 | |||||||
Wu, Yang, et al., 2003 | |||||||
Gan, Yang, et al., 2004 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 1 | Sym. stretch | 3547 ± 16 | gas | PE | Reutt, Wang, et al., 1986 | |
2 | Bend | 876.8 | gas | EM PE | Lew, 1976 Reutt, Wang, et al., 1986 | ||
State: X
Additional references: Jacox, 1994, page 24; Jacox, 1998, page 134; Jacox, 2003, page 20; Karlsson, Mattson, et al., 1975; Brzozowski, Erman, et al., 1975; Dixon, Duxbury, et al., 1976; Moehlmann, Bhutani, et al., 1978; Jungen, Hallin, et al., 1980; Strahan, Mueller, et al., 1986; Lew and Groleau, 1987; Duan, Zheng, et al., 2008
Notes
H | (1/2)(2ν) |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
A | 0~1 cm-1 uncertainty |
References
Go To: Top, Ion clustering data, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
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]
Reutt, Wang, et al., 1986
Reutt, J.E.; Wang, L.S.; Lee, Y.T.; Shirley, D.A.,
Molecular beam photoelectron spectroscopy and femtosecond intramolecular dynamics of H2O+ and D2O+,
J. Chem. Phys., 1986, 85, 6928. [all data]
Lew and Heiber, 1973
Lew, H.; Heiber, I.,
Spectrum of H2O+,
J. Chem. Phys., 1973, 58, 3, 1246, https://doi.org/10.1063/1.1679310
. [all data]
Lew, 1976
Lew, H.,
Electronic spectrum of H,
Can. J. Phys., 1976, 54, 20, 2028, https://doi.org/10.1139/p76-241
. [all data]
Das and Farley, 1991
Das, B.; Farley, J.W.,
Observation of the visible absorption spectrum of H2O+,
J. Chem. Phys., 1991, 95, 12, 8809, https://doi.org/10.1063/1.461215
. [all data]
Dressler and Arnold, 1995
Dressler, R.A.; Arnold, S.T.,
Spectroscopic verification of the theoretical reassignment of H2O+ A-state vibrational levels,
J. Chem. Phys., 1995, 102, 8, 3481, https://doi.org/10.1063/1.468586
. [all data]
Huet, Hadj Bachir, et al., 1997
Huet, T.R.; Hadj Bachir, I.; Destombes, J.-L.; Vervloet, M.,
The A [sup 2]A[sub 1]--X [sup 2]B[sub 1] transition of H[sub 2]O[sup +] in the near infrared region,
J. Chem. Phys., 1997, 107, 15, 5645, https://doi.org/10.1063/1.474326
. [all data]
Wu, Yang, et al., 2003
Wu, S.; Yang, X.; Guo, Y.; Zhuang, H.; Liu, Y.; Chen, Y.,
Observation and analysis of two subbands in the absorption spectrum of H2O+,
J. Mol. Spectrosc., 2003, 219, 2, 258, https://doi.org/10.1016/S0022-2852(03)00016-X
. [all data]
Gan, Yang, et al., 2004
Gan, Y.; Yang, X.; Guo, Y.; Wu, S.; Li, W.; Liu, Y.; Chen, Y.,
The absorption spectra of H,
Mol. Phys., 2004, 102, 6, 611, https://doi.org/10.1080/00268970410001687425
. [all data]
Dinelli, Crofton, et al., 1988
Dinelli, B.M.; Crofton, M.W.; Oka, T.,
Infrared spectroscopy of the ν3 band of H2O+,
J. Mol. Spectrosc., 1988, 127, 1, 1, https://doi.org/10.1016/0022-2852(88)90003-3
. [all data]
Tonkyn, Wiedmann, et al., 1991
Tonkyn, R.G.; Wiedmann, R.; Grant, E.R.; White, M.G.,
Rotationally resolved photoionization of H2O,
J. Chem. Phys., 1991, 95, 10, 7033, https://doi.org/10.1063/1.461431
. [all data]
Huet, Pursell, et al., 1992
Huet, T.R.; Pursell, C.J.; Ho, W.C.; Dinelli, B.M.; Oka, T.,
Infrared spectroscopy and equilibrium structure of H2O+(X 2B1),
J. Chem. Phys., 1992, 97, 9, 5977, https://doi.org/10.1063/1.463735
. [all data]
Roth, Dopfer, et al., 2001
Roth, D.; Dopfer, O.; Maier, J.P.,
Intermolecular potential energy surface of the proton-bound H2O+--He dimer: Ab initio calculations and IR spectra of the O--H stretch vibrations,
Phys. Chem. Chem. Phys., 2001, 3, 12, 2400, https://doi.org/10.1039/b101384j
. [all data]
Dopfer, Roth, et al., 2001
Dopfer, O.; Roth, D.; Maier, J.P.,
Microsolvation of the water cation in neon: Infrared spectra and potential energy surface of the H[sub 2]O[sup +]--Ne open-shell ionic complex,
J. Chem. Phys., 2001, 114, 16, 7081, https://doi.org/10.1063/1.1359770
. [all data]
Dopfer, Roth, et al., 2000
Dopfer, O.; Roth, D.; Maier, J.P.,
Microsolvation of the Water Cation in Argon: II. Infrared Photodissociation Spectra of H,
J. Phys. Chem. A, 2000, 104, 50, 11702, https://doi.org/10.1021/jp0024773
. [all data]
Forney, Jacox, et al., 1993
Forney, D.; Jacox, M.E.; Thompson, W.E.,
The vibrational spectra of molecular ions isolated in solid neon. X. H2O+, HDO+, and D2O+,
J. Chem. Phys., 1993, 98, 2, 841, https://doi.org/10.1063/1.464248
. [all data]
Zhou, Yang, et al., 2005
Zhou, H.; Yang, R.; Jin, X.; Zhou, M.,
Infrared Spectra of the OH,
J. Phys. Chem. A, 2005, 109, 27, 6003, https://doi.org/10.1021/jp0511808
. [all data]
Brown, Davies, et al., 1989
Brown, P.R.; Davies, P.G.; Stickland, R.J.,
Infrared laser spectroscopy of the 210 and 221 bands of H2O+(X 2B1),
J. Chem. Phys., 1989, 91, 6, 3384, https://doi.org/10.1063/1.456913
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Karlsson, Mattson, et al., 1975
Karlsson, L.; Mattson, L.; Jadrny, R.; Albridge, R.G.; Pinchas, S.; Bergmark, T.; Siegbahn, K.,
Isotopic and vibronic coupling effects in the valence electron spectra of H216O, H218O, and D216O,
J. Chem. Phys., 1975, 62, 4745. [all data]
Brzozowski, Erman, et al., 1975
Brzozowski, J.; Erman, P.; Lew, H.,
Lifetimes of excited states in D2O+ and OD+ and relative lifetimes between the normal and deuterated species,
Chem. Phys. Lett., 1975, 34, 2, 267, https://doi.org/10.1016/0009-2614(75)85270-5
. [all data]
Dixon, Duxbury, et al., 1976
Dixon, R.N.; Duxbury, G.; Rabalais, J.W.; Asbrink, L.,
Rovibronic structure in the photoelectron spectra of H2O, D2O and HDO,
Mol. Phys., 1976, 31, 423. [all data]
Moehlmann, Bhutani, et al., 1978
Moehlmann, G.R.; Bhutani, K.K.; de Heer, F.J.; Tsurubuchi, S.,
Lifetimes of the vibronic Ã2A1 states of H2O+ and of the 3Πi (υ´ = 0) state of OH+,
Chem. Phys., 1978, 31, 2, 273, https://doi.org/10.1016/0301-0104(78)87042-6
. [all data]
Jungen, Hallin, et al., 1980
Jungen, Ch.; Hallin, K-E.J.; Merer, A.J.,
Mol. Phys., 1980, 40, 25, 65. [all data]
Strahan, Mueller, et al., 1986
Strahan, S.E.; Mueller, R.P.; Saykally, R.J.,
Measurement of the rotational spectrum of the water cation (H2O+) by laser magnetic resonance,
J. Chem. Phys., 1986, 85, 3, 1252, https://doi.org/10.1063/1.451263
. [all data]
Lew and Groleau, 1987
Lew, H.; Groleau, R.,
Electronic spectrum of D,
Can. J. Phys., 1987, 65, 7, 739, https://doi.org/10.1139/p87-108
. [all data]
Duan, Zheng, et al., 2008
Duan, C.; Zheng, R.; Li, S.; Wang, R.; Huang, G.,
Infrared laser spectroscopy of the ν2 fundamental band of D2O+,
J. Mol. Spectrosc., 2008, 251, 1-2, 22, https://doi.org/10.1016/j.jms.2008.01.004
. [all data]
Notes
Go To: Top, Ion clustering data, Vibrational and/or electronic energy levels, 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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