chromium dioxide anion
- Formula: CrO2-
- Molecular weight: 83.9954
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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 | -292. ± 21. | kJ/mol | R-EA | Wenthold, Jonas, et al., 1997 | |
| ΔfH°gas | -280. ± 50. | kJ/mol | EIAE | Flesch, White, et al., 1969 | From CrO2F2 |
| ΔfH°gas | <-594. ± 42. | kJ/mol | IMRB | Miller, 1972 |
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.
Wenthold, Jonas, et al., 1997
Wenthold, P.G.; Jonas, K.-L.; Lineberger, W.C.,
Ultraviolet Photoelectron Spectroscopy of the Chromium Dioxide Negative Ion,
J. Chem. Phys., 1997, 106, 23, 9961, https://doi.org/10.1063/1.473840
. [all data]
Flesch, White, et al., 1969
Flesch, G.D.; White, R.M.; Svec, H.J.,
The Positive and Negative Ion Mass Spectra of Chromyl Chloride and Chromyl Fluoride,
Int. J. Mass Spectrom. Ion Phys., 1969, 3, 5, 239, https://doi.org/10.1016/0020-7381(69)80079-3
. [all data]
Miller, 1972
Miller, E.S.,
Electron attachment and compound formation in flames. V. Negative ion formation in flames containing chromium and potassium,
J. Chem. Phys., 1972, 57, 2354. [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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