NH2 anion


Gas phase ion energetics data

Go To: Top, 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

H2N- + Hydrogen cation = Ammonia

By formula: H2N- + H+ = H3N

Quantity Value Units Method Reference Comment
Δr1688.0 ± 1.2kJ/molD-EAWickham-Jones, Ervin, et al., 1989gas phase
Δr1688.5 ± 3.3kJ/molG+TSMacKay, Hemsworth, et al., 1976gas phase
Δr1683.2kJ/molN/ACheck, Faust, et al., 2001gas phase; HCrO3(t); ; ΔS(EA)=6.6
Quantity Value Units Method Reference Comment
Δr1656.8 ± 1.6kJ/molH-TSWickham-Jones, Ervin, et al., 1989gas phase
Δr1657.3 ± 2.9kJ/molIMREMacKay, Hemsworth, et al., 1976gas phase
Δr1654.4kJ/molN/ACheck, Faust, et al., 2001gas phase; HCrO3(t); ; ΔS(EA)=6.6

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.

Wickham-Jones, Ervin, et al., 1989
Wickham-Jones, C.T.; Ervin, K.M.; Ellison, G.B.; Lineberger, W.C., NH2 Electron Affinity, J. Chem. Phys., 1989, 91, 4, 2762, https://doi.org/10.1063/1.456994 . [all data]

MacKay, Hemsworth, et al., 1976
MacKay, G.J.; Hemsworth, R.S.; Bohme, D.K., Absolute gas-phase acidities of CH3NH2, C2H5NH2, (CH3)2NH, and (CH3)3N, Can. J. Chem., 1976, 54, 1624. [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, Gas phase ion energetics data, References