HSe anion


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- + Hydrogen cation = dihydrogen selenide

By formula: HSe- + H+ = H2Se

Quantity Value Units Method Reference Comment
Δr1428.8 ± 2.9kJ/molD-EAStoneman and Larson, 1986gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol
Δr1434. ± 38.kJ/molG+TSDixon, Holtz, et al., 1972gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale
Δr1424.7kJ/molN/ACheck, Faust, et al., 2001gas phase; MnO-(t); ; ΔS(EA)=5.5
Quantity Value Units Method Reference Comment
Δr1402.4 ± 3.3kJ/molH-TSStoneman and Larson, 1986gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol
Δr1407. ± 38.kJ/molIMRBDixon, Holtz, et al., 1972gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale
Δr1398.3kJ/molN/ACheck, Faust, et al., 2001gas phase; MnO-(t); ; ΔS(EA)=5.5

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- + Hydrogen cation = dihydrogen selenide

By formula: HSe- + H+ = H2Se

Quantity Value Units Method Reference Comment
Δr1428.8 ± 2.9kJ/molD-EAStoneman and Larson, 1986gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol
Δr1434. ± 38.kJ/molG+TSDixon, Holtz, et al., 1972gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale
Δr1424.7kJ/molN/ACheck, Faust, et al., 2001gas phase; MnO-(t); ; ΔS(EA)=5.5
Quantity Value Units Method Reference Comment
Δr1402.4 ± 3.3kJ/molH-TSStoneman and Larson, 1986gas phase; Wagman, Evans, et al., 1982 ΔHf(AH) = 7.1 kcal/mol
Δr1407. ± 38.kJ/molIMRBDixon, Holtz, et al., 1972gas phase; Between H2S, HCl; value altered from reference due to change in acidity scale
Δr1398.3kJ/molN/ACheck, Faust, et al., 2001gas phase; MnO-(t); ; ΔS(EA)=5.5

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.

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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