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All results from a given calculation for GeH3CH3 (methyl germane)

using model chemistry: MP2=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-2092.773158
Energy at 298.15K-2092.779562
HF Energy-2092.678062
Nuclear repulsion energy123.350564
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3373 2999 1.38      
2 A1 2373 2110 0.09      
3 A1 1569 1394 0.26      
4 A1 1024 910 190.69      
5 A1 641 570 4.55      
6 A2 163 145 0.00      
7 E 3547 3153 1.91      
7 E 3547 3153 1.91      
8 E 2325 2066 1.61      
8 E 2325 2066 1.61      
9 E 1756 1561 0.55      
9 E 1756 1561 0.55      
10 E 1104 982 18.26      
10 E 1104 982 18.26      
11 E 1021 908 68.19      
11 E 1021 908 68.19      
12 E 621 552 16.44      
12 E 621 552 16.44      

Unscaled Zero Point Vibrational Energy (zpe) 14945.1 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 13284.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/STO-3G
ABC
1.93132 0.29724 0.29724

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ge1 0.000 0.000 0.387
C2 0.000 0.000 -1.532
H3 0.000 1.357 0.872
H4 -1.175 -0.679 0.872
H5 1.175 -0.679 0.872
H6 0.000 -1.022 -1.938
H7 -0.885 0.511 -1.938
H8 0.885 0.511 -1.938

Atom - Atom Distances (Å)
  Ge1 C2 H3 H4 H5 H6 H7 H8
Ge11.91871.44111.44111.44112.54032.54032.5403
C21.91872.76022.76022.76021.10031.10031.1003
H31.44112.76022.35062.35063.68233.06553.0655
H41.44112.76022.35062.35063.06553.06553.6823
H51.44112.76022.35062.35063.06553.68233.0655
H62.54031.10033.68233.06553.06551.77071.7707
H72.54031.10033.06553.06553.68231.77071.7707
H82.54031.10033.06553.68233.06551.77071.7707

picture of methyl germane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ge1 C2 H6 111.700 Ge1 C2 H7 111.700
Ge1 C2 H8 111.700 C2 Ge1 H3 109.659
C2 Ge1 H4 109.659 C2 Ge1 H5 109.659
H3 Ge1 H4 109.283 H3 Ge1 H5 109.283
H4 Ge1 H5 109.283 H6 C2 H7 107.153
H6 C2 H8 107.153 H7 C2 H8 107.153
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability