HypoFluorous acid
- Formula: FHO
- Molecular weight: 36.0057
- IUPAC Standard InChI: InChI=1S/FHO/c1-2/h2H
- IUPAC Standard InChIKey: AQYSYJUIMQTRMV-UHFFFAOYSA-N
- CAS Registry Number: 14034-79-8
- 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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| IE (evaluated) | 12.71 ± 0.01 | eV | N/A | N/A | L |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 12.69 ± 0.03 | PE | Berkowitz, Dehmer, et al., 1973 | LLK |
| 12.71 ± 0.01 | PI | Berkowitz, Appelman, et al., 1973 | LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| HO+ | 15.07 | F | PI | Berkowitz, Appelman, et al., 1973 | LLK |
| O+ | 14.34 | HF | PI | Berkowitz, Appelman, et al., 1973 | LLK |
De-protonation reactions
FO- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 362.5 ± 3.3 | kcal/mol | Acid | Gilles, Polak, et al., 1992 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 356.1 ± 3.6 | kcal/mol | H-TS | Gilles, Polak, et al., 1992 | gas phase; B |
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.
Berkowitz, Dehmer, et al., 1973
Berkowitz, J.; Dehmer, J.L.; Appelman, E.H.,
Photoelectron spectrum of hypofluorous acid, HOF,
Chem. Phys. Lett., 1973, 19, 334. [all data]
Berkowitz, Appelman, et al., 1973
Berkowitz, J.; Appelman, E.H.; Chupka, W.A.,
Photoionization of HOF with mass analysis,
J. Chem. Phys., 1973, 58, 1950. [all data]
Gilles, Polak, et al., 1992
Gilles, M.K.; Polak, M.L.; Lineberger, W.C.,
Photoelectron Spectroscopy of the Halogen Oxide Anions FO-, ClO-, BrO-, IO-, OClO-, and OIO-,
J. Chem. Phys., 1992, 96, 11, 8012, https://doi.org/10.1063/1.462352
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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