Digermane


Gas phase ion energetics data

Go To: Top, Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
12.5 ± 0.3EISaalfeld and Svec, 1963RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
Ge+13.3 ± 0.3?EISaalfeld and Svec, 1963RDSH
GeH3+10.26 ± 0.10?EISaalfeld and Svec, 1966RDSH
Ge2+13.1 ± 0.33H2EISaalfeld and Svec, 1963RDSH
Ge2H+13.0 ± 0.32H2+HEISaalfeld and Svec, 1963RDSH
Ge2H2+12.9 ± 0.32H2EISaalfeld and Svec, 1963RDSH
Ge2H3+12.8 ± 0.3H2+HEISaalfeld and Svec, 1963RDSH
Ge2H4+12.7 ± 0.3H2EISaalfeld and Svec, 1963RDSH
Ge2H5+12.6 ± 0.3HEISaalfeld and Svec, 1963RDSH

Vibrational and/or electronic energy levels

Go To: Top, Gas phase ion energetics 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: Takehiko Shimanouchi

Symmetry:   D3d     Symmetry Number σ = 6


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a1g 1 GeH3 s-str 2068  C  ia 2068 S p liq.
a1g 2 GeH3 s-deform 832  C  ia 832 VW p liq.
a1g 3 GeGe str 268  C  ia 268.4 S p liq.
a1u 4 Torsion 146  E  ia  ia
a2u 5 GeH3 s-str 2077  B 2077.0 VS gas  ia
a2u 6 GeH3 s-deform 756  B 756.0 VS gas  ia
eu 7 GeH3 d-str 2091  B 2090.7 S gas  ia
eu 8 GeH3 d-deform 879  B 879.0 S gas  ia
eu 9 GeH3 rock 370  B 370.3 M gas  ia
eg 10 GeH3 d-str 2081  E CF
eg 11 GeH3 d-deform 880  C 879.6 M dp liq.
eg 12 GeH3 rock 567  C 566.6 W dp liq.

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
VWVery weak
iaInactive
pPolarized
dpDepolarized
CFCalculated frequency
B1~3 cm-1 uncertainty
C3~6 cm-1 uncertainty
E15~30 cm-1 uncertainty

References

Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Saalfeld and Svec, 1963
Saalfeld, F.E.; Svec, H.J., The mass spectra of volatile hydrides. II. Some higher hydrides of the group IVB and VB elements, Inorg. Chem., 1963, 2, 50. [all data]

Saalfeld and Svec, 1966
Saalfeld, F.E.; Svec, H.J., Mass spectra of volatile hydrides. IV. Silylgermane, J. Phys. Chem., 1966, 70, 1753. [all data]

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume II, J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]


Notes

Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References