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

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-2108.898376
Energy at 298.15K-2108.904614
HF Energy-2108.898376
Nuclear repulsion energy119.312133
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 B1B95/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3085 2946 5.07      
2 A1 2134 2038 65.17      
3 A1 1340 1280 9.90      
4 A1 833 796 131.21      
5 A1 616 588 13.23      
6 A2 159 152 0.00      
7 E 3177 3034 5.46      
7 E 3177 3034 5.46      
8 E 2144 2048 145.13      
8 E 2144 2048 145.13      
9 E 1534 1464 4.59      
9 E 1534 1464 4.59      
10 E 909 868 0.05      
10 E 909 868 0.05      
11 E 874 834 84.67      
11 E 874 834 84.67      
12 E 484 462 9.60      
12 E 484 462 9.59      

Unscaled Zero Point Vibrational Energy (zpe) 13205.8 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 12610.2 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 B1B95/3-21G*
ABC
1.76202 0.28375 0.28375

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ge1 0.000 0.000 0.391
C2 0.000 0.000 -1.576
H3 0.000 1.452 0.932
H4 -1.258 -0.726 0.932
H5 1.258 -0.726 0.932
H6 0.000 -1.027 -1.946
H7 -0.889 0.514 -1.946
H8 0.889 0.514 -1.946

Atom - Atom Distances (Å)
  Ge1 C2 H3 H4 H5 H6 H7 H8
Ge11.96621.55001.55001.55002.55232.55232.5523
C21.96622.89782.89782.89781.09181.09181.0918
H31.55002.89782.51562.51563.79873.15513.1551
H41.55002.89782.51562.51563.15513.15513.7987
H51.55002.89782.51562.51563.15513.79873.1551
H62.55231.09183.79873.15513.15511.77901.7790
H72.55231.09183.15513.15513.79871.77901.7790
H82.55231.09183.15513.79873.15511.77901.7790

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 109.829 Ge1 C2 H7 109.829
Ge1 C2 H8 109.829 C2 Ge1 H3 110.440
C2 Ge1 H4 110.440 C2 Ge1 H5 110.440
H3 Ge1 H4 108.485 H3 Ge1 H5 108.485
H4 Ge1 H5 108.485 H6 C2 H7 109.111
H6 C2 H8 109.111 H7 C2 H8 109.111
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ge 0.088      
2 C -0.814      
3 H 0.021      
4 H 0.021      
5 H 0.021      
6 H 0.221      
7 H 0.221      
8 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.788 0.788
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.941 0.000 0.000
y 0.000 -26.941 0.000
z 0.000 0.000 -26.534
Traceless
 xyz
x -0.204 0.000 0.000
y 0.000 -0.204 0.000
z 0.000 0.000 0.407
Polar
3z2-r20.815
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.071 0.000 0.000
y 0.000 5.072 -0.000
z 0.000 -0.000 5.911


<r2> (average value of r2) Å2
<r2> 59.978
(<r2>)1/2 7.745