AsH2 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

H2As- + Hydrogen cation = Arsine

By formula: H2As- + H+ = H3As

Quantity Value Units Method Reference Comment
Δr1496. ± 8.8kJ/molG+TSGal, Maria, et al., 1989gas phase
Δr1497. ± 13.kJ/molD-EASmyth and Brauman, 1972gas phase
Δr1514. ± 26.kJ/molG+TSWyatt, Holtz, et al., 1974gas phase; Between PH3, H2S; value altered from reference due to change in acidity scale
Δr<1505. ± 19.kJ/molEIAEEbinghaus, Kraus, et al., 1964gas phase; From AsH3
Δr1502.1kJ/molN/ACheck, Faust, et al., 2001gas phase; CrOO-(q); ; ΔS(EA)=1.7
Quantity Value Units Method Reference Comment
Δr1464. ± 8.4kJ/molIMREGal, Maria, et al., 1989gas phase
Δr1483. ± 25.kJ/molIMRBWyatt, Holtz, et al., 1974gas phase; Between PH3, H2S; value altered from reference due to change in acidity scale
Δr1473.6kJ/molN/ACheck, Faust, et al., 2001gas phase; CrOO-(q); ; ΔS(EA)=1.7

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.

Gal, Maria, et al., 1989
Gal, J.-F.; Maria, P.-C.; Decouzon, M., The Gas-Phase Acidity and Bond Dissociation Energies of Hydrogen Telluride, Int. J. Mass Spectrom. Ion Proc., 1989, 93, 1, 87, https://doi.org/10.1016/0168-1176(89)83076-9 . [all data]

Smyth and Brauman, 1972
Smyth, K.C.; Brauman, J.I., Photodetachment of electrons from amide and arsenide ions: The electron affinities of NH2 and AsH2., J. Chem. Phys., 1972, 56, 4620. [all data]

Wyatt, Holtz, et al., 1974
Wyatt, R.H.; Holtz, D.; McMahon, T.B.; Beauchamp, J.L., Acidity, basicity, and ion-molecule reactions of arsine in the gas phase by ICR spectroscopy, Inorg. Chem., 1974, 13, 1511. [all data]

Ebinghaus, Kraus, et al., 1964
Ebinghaus, H.; Kraus, K.; Neuert, H.; Muller-Duysing, W., Negative Ionen durch Elecktronenresonanzeinfang in PH3, AsH3, und SiH4, Z. Naturfor., 1964, 19A, 732. [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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