HSe anion
- Formula: HSe-
- Molecular weight: 79.97
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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 compiled by: John E. Bartmess
Protonation reactions
HSe- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1428.8 ± 2.9 | kJ/mol | D-EA | Stoneman and Larson, 1986 | gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol |
| ΔrH° | 1434. ± 38. | kJ/mol | G+TS | Dixon, Holtz, et al., 1972 | gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale |
| ΔrH° | 1424.7 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; MnO-(t); ; ΔS(EA)=5.5 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1402.4 ± 3.3 | kJ/mol | H-TS | Stoneman and Larson, 1986 | gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol |
| ΔrG° | 1407. ± 38. | kJ/mol | IMRB | Dixon, Holtz, et al., 1972 | gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale |
| ΔrG° | 1398.3 | kJ/mol | N/A | Check, Faust, et al., 2001 | gas phase; MnO-(t); ; ΔS(EA)=5.5 |
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.
Stoneman and Larson, 1986
Stoneman, R.C.; Larson, D.J.,
Photodetachment spectroscopy of SeH- in a magnetic field,
J. Phys. B:, 1986, 19, 405. [all data]
Wagman, Evans, et al., 1982
Wagman, D.D.; Evans, W.H.; Parker, V.B.; Schumm, R.H.; Halow, I.; Bailey, S.M.; Churney, K.L.; Nuttall, R.L.,
The NBS Tables of Chemical Thermodynamic Properties (NBS Tech Note 270),
J. Phys. Chem. Ref. Data, Supl. 1, 1982, 11. [all data]
Dixon, Holtz, et al., 1972
Dixon, D.A.; Holtz, D.; Beauchamp, J.L.,
Acidity, basicity, and gas-phase ion chemistry of hydrogen selenide by ion cyclotron resonance spectroscopy,
Inorg. Chem., 1972, 11, 960. [all data]
Check, Faust, et al., 2001
Check, C.E.; Faust, T.O.; Bailey, J.M.; Wright, B.J.; Gilbert, T.M.; Sunderlin, L.S.,
Addition of Polarization and Diffuse Functions to the LANL2DZ Basis Set for P-Block Elements,
J. Phys. Chem. A,, 2001, 105, 34, 8111, https://doi.org/10.1021/jp011945l
. [all data]
Notes
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- Symbols used in this document:
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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