Difluoroboryl radical
- Formula: BF2
- Molecular weight: 48.808
- IUPAC Standard InChI: InChI=1S/BF2/c2-1-3
- IUPAC Standard InChIKey: OKZIUSOJQLYFSE-UHFFFAOYSA-N
- CAS Registry Number: 13842-55-2
- Chemical structure:
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Gas phase ion energetics 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 as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
View reactions leading to BF2+ (ion structure unspecified)
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 2.13 ± 0.13 | IMRE | Srivastava, Uy, et al., 1974 | EA: 29.2 kcal < EA(F), new EA(F) used. Too stable by ca. 24 kcal/mol, relative to G3(MP2)B3 calcs.; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.4 | DER | Lias, Bartmess, et al., 1988 | LL |
| 9.0 ± 1.0 | EI | Farber and Srivastava, 1984 | LBLHLM |
| 9. ± 1. | EI | Uy, Srivastava, et al., 1971 | LLK |
| 8. ± 1. | EI | Srivastava and Farber, 1971 | LLK |
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.
Srivastava, Uy, et al., 1974
Srivastava, R.D.; Uy, O.M.; Farber, M.,
Experimental determination of heats of formation of negative ions and electron affinities of several boron and aluminum fluorides,
J. Chem. Soc. Faraday Trans. 1, 1974, 70, 1033. [all data]
Lias, Bartmess, et al., 1988
Lias, S.G.; Bartmess, J.E.; Liebman, J.F.; Holmes, J.L.; Levin, R.D.; Mallard, W.G.,
Gas-phase ion and neutral thermochemistry,
J. Phys. Chem. Ref. Data, Suppl. 1, 1988, 17, 1-861. [all data]
Farber and Srivastava, 1984
Farber, M.; Srivastava, R.D.,
Electron and thermal dissociation of BF3(g),
J. Chem. Phys., 1984, 81, 241. [all data]
Uy, Srivastava, et al., 1971
Uy, O.M.; Srivastava, R.D.; Farber, M.,
Mass spectrometric determination of the heats of formation of gaseous BO2 BOF2,
High Temp. Sci., 1971, 3, 462. [all data]
Srivastava and Farber, 1971
Srivastava, R.D.; Farber, M.,
Thermodynamic properties of the B-Cl-F system from mass spectrometer investigations,
J. Chem. Soc. Faraday Trans., 1971, 67, 2298. [all data]
Notes
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- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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