tin difluoride
- Formula: F2Sn
- Molecular weight: 156.707
- CAS Registry Number: 7783-47-3
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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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| IE (evaluated) | 11. ± 0.4 | eV | N/A | N/A | L |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.1 | PE | Novak and Potts, 1983 | LBLHLM |
| 8.0 ± 0.1 | PE | Poole, Orders, et al., 1978 | LLK |
| 11.5 ± 0.2 | El | Zmbov, Hastie, et al., 1968 | RDSH |
| 10.5 ± 0.3 | EI | Hastie, Zmbov, et al., 1968 | RDSH |
| 11.48 | PE | Novak and Potts, 1983 | Vertical value; LBLHLM |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| SnF+ | 12.0 ± 0.3 | F | EI | Zmbov, Hastie, et al., 1968 | RDSH |
| SnF+ | 12.5 | F | EI | Hastie, Zmbov, et al., 1968 | RDSH |
| Sn+ | 18.5 ± 0.5 | ? | EI | Hastie, Zmbov, et al., 1968 | 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: Takehiko Shimanouchi
Symmetry: C2ν Symmetry Number σ = 2
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a1 | 1 | Sym str | 593 | D | 592.7 | solid solid | ||||
| a1 | 2 | Bend | 197 | D | 197 | solid solid | ||||
| b1 | 3 | Anti str | 571 | D | 570.9 | solid solid | ||||
Source: Shimanouchi, 1972
Notes
| D | 6~15 cm-1 uncertainty |
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.
Novak and Potts, 1983
Novak, I.; Potts, A.W.,
The ultraviolet photoelectron spectra and electron structure of gas phase and condensed SnF2 and PbF2,
J. Chem. Soc. Dalton Trans., 1983, 2211. [all data]
Poole, Orders, et al., 1978
Poole, R.T.; Orders, P.J.; Jenkin, J.G.; Leckey, R.C.G.; Liesegang, J.,
Electronic structure of the valence bands of SnF2 studied by ultraviolet photoelectron spectroscopy,
Chem. Phys. Lett., 1978, 54, 220. [all data]
Zmbov, Hastie, et al., 1968
Zmbov, K.F.; Hastie, J.W.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. Part 24. Thermodynamics of vaporization of SnF, and PbF, and the dissociation energies of SnF and PbF,
J. Chem. Soc. Faraday Trans., 1968, 64, 861. [all data]
Hastie, Zmbov, et al., 1968
Hastie, J.W.; Zmbov, K.F.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. XXIII. Vapor equilibria over molten NaSnF3 and KSnF3,
J. Inorg. Nucl. Chem., 1968, 30, 729. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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