HSe anion
- Formula: HSe-
- Molecular weight: 79.97
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Reaction 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
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Individual 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 |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry 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: 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, Reaction 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.
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
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- 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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