CCO radical anion
- Formula: C2O-
- Molecular weight: 40.0213
- CAS Registry Number: 87191-88-6
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Gas phase 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: John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 154. ± 10. | kJ/mol | R-EA | Garand, Yacovitch, et al., 2008 | Singlet state 0.654 eV up |
ΔfH°gas | <338.9 | kJ/mol | IMRB | Dawson, Noest, et al., 1979 | O- + cis-CHF=CHF ->. |
ΔfH°gas | 26. ± 19. | kJ/mol | EIAE | Collin and Locht, 1970 | From ketene |
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.
Garand, Yacovitch, et al., 2008
Garand, E.; Yacovitch, T.I.; Neumark, D.M.,
Slow photoelectron imaging spectroscopy of CCO- and CCS-,
J. Chem. Phys., 2008, 129, 7, 074312, https://doi.org/10.1063/1.2969819
. [all data]
Dawson, Noest, et al., 1979
Dawson, J.H.J.; Noest, A.J.; Nibbering, N.M.M.,
The gas phase allyl anion,
Int. J. Mass Spectrom. Ion Phys., 1979, 29, 205. [all data]
Collin and Locht, 1970
Collin, J.E.; Locht, R.,
Positive and negative ion formation in ketene by electron impact,
Intern. J. Mass Spectrom. Ion Phys., 1970, 3, 465. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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