Reaction data
O- +
= (O- •
)
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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ΔrH° (kJ/mol) | Method | Reference | Comment |
---|---|---|---|
219. ± 17. | PDis | Snodgrass, Roehl, et al., 1990 | gas phase; States that several lit studies incorrectly assume electron detachment (4.08 eV by G3MP2B3), not dissociation. G3B: CO3. only bound by 1.5 kcal/mol wrt CO2 + O.; B |
>218.8 | PDis | Hunton, Hofmann, et al., 1985 | gas phase; B; Data excluded from overall average |
218. ± 4.2 | PDis | Hiller and Vestal, 1980 | gas phase; Long lived excited state: 81WU /TIE, 0.6 eV up.; B,M |
241. | CID | Wu and Tiernan, 1981 | gas phase; M |
183. ± 9.6 | PDis | Vestal and Mauclaire, 1977 | gas phase; B |
174. ± 9.6 | PDis | Moseley, Cosby, et al., 1976 | gas phase; B,M |
183.3 | PDis | Smith, Lee, et al., 1979 | gas phase; B |
169.0 | PDis | Smith, Lee, et al., 1978 | gas phase; B |
234. ± 21. | IMRE | Adams and Bohme, 1970 | gas phase; O3- + CO2 <=> CO3- + O2; B |
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.
Snodgrass, Roehl, et al., 1990
Snodgrass, J.T.; Roehl, C.M.; Vankoppen, P.A.M.; Palke, W.E.; Bowers, M.T.,
Photodissociation of CO3(-) - Product Kinetic Energy Measurements As a Probe of Excited State Potential Surfaces and Dissociation Dynamics,
J. Chem. Phys., 1990, 92, 10, 5935, https://doi.org/10.1063/1.458363
. [all data]
Hunton, Hofmann, et al., 1985
Hunton, D.E.; Hofmann, M.; Lindeman, T.G.; Castleman, A.W.,
Photodissociation Dynamics of CO3-,
J. Chem. Phys., 1985, 82, 1, 134, https://doi.org/10.1063/1.448786
. [all data]
Hiller and Vestal, 1980
Hiller, J.F.; Vestal, M.L.,
Tandem quadrupole study of laser photodissociation of CO3-,
J. Chem. Phys., 1980, 72, 4713. [all data]
Wu and Tiernan, 1981
Wu, R.L.C.; Tiernan, T.O.,
Evidence for Excited States of CO3-* and NO3-* from Collisional Dissociation Processes,
Planet. Space. Sci., 1981, 7, 7, 735, https://doi.org/10.1016/0032-0633(81)90044-1
. [all data]
Vestal and Mauclaire, 1977
Vestal, M.L.; Mauclaire, G.H.,
Photodissociaton of negative ions formed in CO2 and CO2/O2 Mixtures,
J. Chem. Phys., 1977, 67, 3758. [all data]
Moseley, Cosby, et al., 1976
Moseley, J.T.; Cosby, P.C.; Peterson, J.R.,
Photodissociation spectroscopy of CO3-,
J. Chem. Phys., 1976, 65, 2512. [all data]
Smith, Lee, et al., 1979
Smith, G.P.; Lee, L.C.; Cosby, P.C.,
Photodissociation and photodetachment of molecular negative ions. VII. Ions formed in CO2/O2/H2O mixtures,3500-5300 Å,
J. Chem. Phys., 1979, 71, 4464. [all data]
Smith, Lee, et al., 1978
Smith, G.P.; Lee, L.C.; Cosby, P.C.; Peterson, J.R.; Moseley, J.T.,
Photodissociation and photodetachment of molecular negative ions. V. Atmospheric ions from 7000 to 8400 A),
J. Chem. Phys., 1978, 68, 3818. [all data]
Adams and Bohme, 1970
Adams, N.G.; Bohme, D.,
Flowing Afterglow Studies of Formation and Reactions of Cluster Ions of O2+, O2-, and O-,
J. Chem. Phys., 1970, 52, 6, 3133, https://doi.org/10.1063/1.1673449
. [all data]
Notes
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- 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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