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II.A.1. (XV.A.)

Listing of experimental data for GeO (Germanium monoxide)

Other names
germanium(II) oxide;
InChI=1S/GeO/c1-2 [Ge][O] germanium(II) oxide
State Conformation
1Σ C*V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency (cm-1) Frequency Reference Intensity (km mol-1) Int. unc. Intensity Reference Comment
1 Σ 986 webbook       omega e

vibrational zero-point energy: 492.8 cm-1
Calculated vibrational frequencies for GeO (Germanium monoxide).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
  0.48570   webbook

Calculated rotational constants for GeO (Germanium monoxide).

Product of moments of inertia moments of inertia
34.70818amu Å2   5.763518E-39gm cm2

Geometric Data
picture of Germanium monoxide

Point Group C∞v

Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4

Atom x (Å) y (Å) z (Å)
Ge1 0.0000 0.0000 0.0000

Atom - Atom Distances bond lengths
Distances in Å

Calculated geometries for GeO (Germanium monoxide).

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
Ge=O 1

Atom 1 Atom 2
Ge1 O2

Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1Σ

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
11.100 0.150     webbook

Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
Dipole (Debye) Reference comment
3.280 1971Vau:21  

Calculated electric dipole moments for GeO (Germanium monoxide).
Electric quadrupole moment quadrupole
Calculated electric quadrupole moments for GeO (Germanium monoxide).

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squib reference DOI
1971Vau:21 WE Vaughan, Digest of literature on dielectrics, v.33, 1969, 21  
webbook NIST Chemistry Webbook (  

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