Aluminum difluoride
- Formula: AlF2
- Molecular weight: 64.9783450
- CAS Registry Number: 13569-23-8
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Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, 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
B - John E. Bartmess
View reactions leading to AlF2+ (ion structure unspecified)
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
2.25 ± 0.13 | TDEq | Srivastava, Uy, et al., 1974 | EA: 26.5 kcal < EA(F), new EA(F) data used; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10. | EI | Uy, Srivastava, et al., 1972 | LLK |
9. ± 1. | EI | Ehlert and Margrave, 1964 | RDSH |
Vibrational and/or electronic energy levels
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: Marilyn E. Jacox
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 1 | Sym. stretch | 755.3 | Ar | IR | Hassanzadeh, Citra, et al., 1996 Davlyatshin and Osin, 1997 | |
2 | Bend | 253.7 | Ar | IR | Davlyatshin and Osin, 1997 | ||
b2 | 3 | Asym. stretch | 887.5 | Ar | IR | Hassanzadeh, Citra, et al., 1996 Davlyatshin and Osin, 1997 | |
Additional references: Jacox, 1998, page 192; Jacox, 2003, page 134
References
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, 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]
Uy, Srivastava, et al., 1972
Uy, O.M.; Srivastava, R.D.; Farber, M.,
Mass spectrometric determination of the heats of formation of the gaseous molecules AlOF2 and AlF2,
High Temp. Sci., 1972, 4, 227. [all data]
Ehlert and Margrave, 1964
Ehlert, T.C.; Margrave, J.L.,
The heat of atomization of aluminum difluoride,
J. Am. Chem. Soc., 1964, 86, 3901. [all data]
Hassanzadeh, Citra, et al., 1996
Hassanzadeh, P.; Citra, A.; Andrews, L.; Neurock, M.,
Laser-Evaporated Aluminum Atom Reactions with Halogen Molecules. Infrared Spectra of AlX,
J. Phys. Chem., 1996, 100, 18, 7317, https://doi.org/10.1021/jp953065a
. [all data]
Davlyatshin and Osin, 1997
Davlyatshin, D.I.; Osin, S.B.,
Vestn. Mosk. Univ., 1997, Ser. 2: Khim. 38, 306. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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