chromium trifluoride
- Formula: CrF3
- Molecular weight: 108.9913
- CAS Registry Number: 7788-97-8
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+ CrF3 = (
• CrF3)
By formula: F- + CrF3 = (F- • CrF3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 92.5 ± 3.5 | kcal/mol | TDEq | Boltalina, Borshchevskii, et al., 1991 | gas phase; Data at 0 K. See also Pramann and Rademann, 1999; value altered from reference due to conversion from electron convention to ion convention |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry 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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 12.5 ± 0.3 | EI | Malkerova, Alikhanyan, et al., 1979 | LLK |
| 12.2 ± 0.3 | EI | Zmbov and Margrave, 1967 | RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Cr+ | 20.1 ± 0.3 | ? | EI | Zmbov and Margrave, 1967 | RDSH |
| CrF+ | 14.0 ± 0.3 | ? | EI | Zmbov and Margrave, 1967 | RDSH |
| F2Cr+ | 14.8 ± 0.5 | F | EI | Malkerova, Alikhanyan, et al., 1979 | LLK |
| CrF2+ | 13.5 ± 0.3 | F | EI | Zmbov and Margrave, 1967 | RDSH |
References
Go To: Top, Reaction thermochemistry data, 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.
Boltalina, Borshchevskii, et al., 1991
Boltalina, O.V.; Borshchevskii, A.Y.; Sidorov, L.N.,
Thermochemistry of Chromium Gaseous Fluorides and Their Negative Ions,
Zh. Fiz. Khim. SSSR, 1991, 65, 884. [all data]
Pramann and Rademann, 1999
Pramann, A.; Rademann, K.,
Mass-spectrometric study of formation and stability of manganese and manganese oxide cluster anions,
Int. J. Mass Spectrom., 1999, 187, 673-683, https://doi.org/10.1016/S1387-3806(98)14197-0
. [all data]
Malkerova, Alikhanyan, et al., 1979
Malkerova, I.P.; Alikhanyan, A.S.; Pervov, V.S.; Tripol'skaya, T.A.; Gorgoraki, V.I.; Malyusov, V.A.,
High-temperature investigations of chromium lower fluorides,
Russ. J. Inorg. Chem., 1979, 24, 1775. [all data]
Zmbov and Margrave, 1967
Zmbov, K.F.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. XV.Sublimation pressures of chromium, manganese and iron trifluoridcs and the heat of dissociation of Fe,F,(g),
J. Inorg. Nucl. Chem., 1967, 29, 673. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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