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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: B3PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at B3PW91/STO-3G
 hartrees
Energy at 0K-3808.162130
Energy at 298.15K 
HF Energy-3808.162130
Nuclear repulsion energy365.166618
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 B3PW91/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 2218 1963 0.00      
2 Ag 1510 1336 0.00      
3 Ag 905 801 0.00      
4 Ag 443 392 0.00      
5 Au 667 590 0.00      
6 B1g 1994 1765 0.00      
7 B1g 529 468 0.00      
8 B1u 1321 1169 14.36      
9 B1u 793 702 39.86      
10 B2g 930 823 0.00      
11 B2g 394i 348i 0.00      
12 B2u 1961 1735 68.11      
13 B2u 548 485 0.21      
14 B2u 151i 134i 10.80      
15 B3g 719 636 0.00      
16 B3u 2157 1909 157.10      
17 B3u 931 824 0.71      
18 B3u 825i 730i 110.43      

Unscaled Zero Point Vibrational Energy (zpe) 8127.8 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 7193.1 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 B3PW91/STO-3G
ABC
1.99189 0.10719 0.10576

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.016 0.000 0.000
Ga2 -1.016 0.000 0.000
H3 0.000 0.000 1.253
H4 0.000 0.000 -1.253
H5 1.704 1.147 0.000
H6 1.704 -1.147 0.000
H7 -1.704 1.147 0.000
H8 -1.704 -1.147 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.03271.61311.61311.33701.33702.95202.9520
Ga22.03271.61311.61312.95202.95201.33701.3370
H31.61311.61312.50522.40562.40562.40562.4056
H41.61311.61312.50522.40562.40562.40562.4056
H51.33702.95202.40562.40562.29333.40774.1075
H61.33702.95202.40562.40562.29334.10753.4077
H72.95201.33702.40562.40563.40774.10752.2933
H82.95201.33702.40562.40564.10753.40772.2933

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 50.945 Ga1 Ga2 H4 50.945
Ga1 Ga2 H7 120.945 Ga1 Ga2 H8 120.945
Ga1 H3 Ga2 78.111 Ga1 H4 Ga2 78.111
Ga2 Ga1 H3 50.945 Ga2 Ga1 H4 50.945
Ga2 Ga1 H5 120.945 Ga2 Ga1 H6 120.945
H3 Ga1 H4 101.889 H3 Ga1 H5 108.905
H3 Ga1 H6 108.905 H3 Ga2 H4 101.889
H3 Ga2 H7 108.905 H3 Ga2 H8 108.905
H4 Ga1 H5 108.905 H4 Ga1 H6 108.905
H4 Ga2 H7 108.905 H4 Ga2 H8 108.905
H5 Ga1 H6 118.110 H7 Ga2 H8 118.110
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.101      
2 Ga 0.101      
3 H -0.007      
4 H -0.007      
5 H -0.047      
6 H -0.047      
7 H -0.047      
8 H -0.047      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.216 0.000 0.000
y 0.000 -40.653 0.000
z 0.000 0.000 -34.926
Traceless
 xyz
x -4.426 0.000 0.000
y 0.000 -2.082 0.000
z 0.000 0.000 6.508
Polar
3z2-r213.016
x2-y2-1.563
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.087 0.000 0.000
y 0.000 2.326 0.000
z 0.000 0.000 3.149


<r2> (average value of r2) Å2
<r2> 108.578
(<r2>)1/2 10.420