UF5 anion
- Formula: F5U-
- Molecular weight: 333.02147
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Gas phase thermochemistry 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 by: John E. Bartmess
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -546. ± 6. | kcal/mol | AVG | N/A | Average of 6 values; Individual data points |
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 by: John E. Bartmess
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 3.820 ± 0.050 | LPES | Dau, Su, et al., 2012 | anion ground state is triplet. Vertical Detachment Energy = 4.40±0.05 eV |
| 3.47 ± 0.27 | R-A | Boltalina, Borshchevskii, et al., 1992 | Critical review; value altered from reference due to conversion from electron convention to ion convention |
| 3.97 ± 0.26 | R-A | Pyatenko, Guasarov, et al., 1984 | Critical review, other literature data corrected; value altered from reference due to conversion from electron convention to ion convention |
| 3.78 ± 0.40 | R-A | Pyatenko, Gusarov, et al., 1980 | value altered from reference due to conversion from electron convention to ion convention |
| 3.71 ± 0.15 | R-A | Compton, 1977 | From UF6 |
| >4.04 ± 0.35 | R-A | Mathur, Rothe, et al., 1977 | From UF6 |
References
Go To: Top, Gas phase 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.
Dau, Su, et al., 2012
Dau, P.D.; Su, J.; Liu, H.T.; Huang, D.L.; Wei, F.; Li, J.; Wang, L.S.,
Photoelectron spectroscopy and theoretical studies of UF5- and UF6-,
J. Chem. Phys., 2012, 136, 19, 194304, https://doi.org/10.1063/1.4716182
. [all data]
Boltalina, Borshchevskii, et al., 1992
Boltalina, O.V.; Borshchevskii, A.Y.; Sidorov, L.N.,
Thermochemistry of 3d Elements Fluorides and Their Negative Ions in Gas Phase,
Russ. J. Phys. Chem., 1992, 66, 1223. [all data]
Pyatenko, Guasarov, et al., 1984
Pyatenko, A.T.; Guasarov, A.V.; Gorokhov, L.N.,
Thermochemistry of Negative Ions in the U-F System,
Russ. J. Phys. Chem., 1984, 58, 1. [all data]
Pyatenko, Gusarov, et al., 1980
Pyatenko, A.T.; Gusarov, A.V.; Gorokhov, L.N.,
Thermochemical Properties of Negative Ions in Vapor over UF4,
High Temp., 1980, 18, 857. [all data]
Compton, 1977
Compton, R.N.,
On the formation of positive and negative ions in gaseous UF6,
J. Chem. Phys., 1977, 66, 4478. [all data]
Mathur, Rothe, et al., 1977
Mathur, B.P.; Rothe, R.W.; Reck, G.P.,
Ionization reactions of metal hexafluorides with alkali atoms and dimers,
J. Chem. Phys., 1977, 67, 377. [all data]
Notes
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- Symbols used in this document:
EAneutral Electron affinity of neutral species ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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