YF3..F anion
- Formula: F4Y-
- Molecular weight: 164.90001
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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 | -476.5 ± 5.0 | kcal/mol | Ther | Pyatenko, Gusarov, et al., 1981 | F-A at 0 K; ΔHf at 298 K. Equilibrium measured vs. AlF4-; value altered from reference due to conversion from electron convention to ion convention |
Ion clustering 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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: F4Y- + F3Y = F7Y2-
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 56.0 ± 5.0 | kcal/mol | TDAs | Pyatenko, Gusarov, et al., 1981 | gas phase; ΔHf at 298K, fluoride affinity at 0K; value altered from reference due to conversion from electron convention to ion convention |
Vibrational and/or electronic energy levels
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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: Marilyn E. Jacox
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| f2 | 3 | Asym. stretch | 497.2 | Ar | IR | Wang and Andrews, 2010 | |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Pyatenko, Gusarov, et al., 1981
Pyatenko, A.T.; Gusarov, A.V.; Gorokhov, L.N.,
Negative Ions in Vapor over Yttrium Trifluoride,
High Temp., 1981, 19, 1167. [all data]
Wang and Andrews, 2010
Wang, X.; Andrews, L.,
Infrared Spectra of MF,
J. Phys. Chem. A, 2010, 114, 6, 2293, https://doi.org/10.1021/jp910936d
. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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