chromium trioxide
- Formula: CrO3
- Molecular weight: 99.9943
- CAS Registry Number: 1333-82-0
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Gas phase ion energetics data
Go To: Top, References, Notes
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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 3.660 ± 0.020 | LPES | Gutsev, Jena, et al., 2001 | B |
| 3.64 ± 0.18 | R-A | Rudnyi, Vovk, et al., 1989 | Multi-parameter fit to many IMRE, Ion-ion Eq. ΔHf(A-) at 0 K; value altered from reference due to conversion from electron convention to ion convention; B |
| 3.70 ± 0.30 | R-A | Rudny, Sidirov, et al., 1985 | value altered from reference due to conversion from electron convention to ion convention; B |
| 2.50 ± 0.30 | IMRB | Bricker and Russell, 1987 | EA between Cr(CO)5, chloranil.; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.6 ± 0.5 | EI | Grimley, Burns, et al., 1961 | RDSH |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Gutsev, Jena, et al., 2001
Gutsev, G.L.; Jena, P.; Zhai, H.J.; Wang, L.S.,
Electronic structure of chromium oxides, CrOn- and CrOn (n=1-5) from photoelectron spectroscopy and density functional theory calculations,
J. Chem. Phys., 2001, 115, 17, 7935-7944, https://doi.org/10.1063/1.1405438
. [all data]
Rudnyi, Vovk, et al., 1989
Rudnyi, E.B.; Vovk, O.M.; Kaibicheva, E.A.; Sidorov, L.N.,
Formation Enthalpies of Oxygen Containing Anions of Group VI Elements in the Gas Phase and the Electron Affinities of CrO3, MoO3, and WO3,
J. Chem. Thermodyn., 1989, 21, 3, 247, https://doi.org/10.1016/0021-9614(89)90014-1
. [all data]
Rudny, Sidirov, et al., 1985
Rudny, E.B.; Sidirov, L.N.; Kuligina, L.A.; Semenov, G.A.,
Heterolytic dissociation of potassium chromate in the gas phase and the electron affinity of chromium oxides,
Int. J. Mass Spectrom. Ion Phys., 1985, 64, 95. [all data]
Bricker and Russell, 1987
Bricker, D.L.; Russell, D.H.,
A Study of the Ion/Molecule Reactions of the Cr(CO)5- Anion with Oxygen,
J. Am. Chem. Soc., 1987, 109, 13, 3910, https://doi.org/10.1021/ja00247a014
. [all data]
Grimley, Burns, et al., 1961
Grimley, R.T.; Burns, R.P.; Inghram, M.G.,
Thermodynamics of the vaporization of Cr2O3: dissociation energies of CrO, CrO2, and CrO3,
J. Chem. Phys., 1961, 34, 664. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.