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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-3849.291965
Energy at 298.15K-3849.299476
HF Energy-3849.291965
Nuclear repulsion energy302.497400
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 TPSSh/6-31G**
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 2082 1996 0.00      
2 Ag 1643 1575 0.00      
3 Ag 724 694 0.00      
4 Ag 237 227 0.00      
5 Au 478 458 0.00      
6 B1g 2091 2004 0.00      
7 B1g 498 478 0.00      
8 B1u 1446 1387 187.85      
9 B1u 658 631 134.17      
10 B2g 1486 1425 0.00      
11 B2g 461 442 0.00      
12 B2u 2097 2010 338.08      
13 B2u 790 757 115.41      
14 B2u 236 227 5.09      
15 B3g 801 768 0.00      
16 B3u 2076 1991 144.59      
17 B3u 1483 1422 919.33      
18 B3u 664 637 453.80      

Unscaled Zero Point Vibrational Energy (zpe) 9975.3 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 9563.3 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 TPSSh/6-31G**
ABC
1.56014 0.07062 0.06910

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.266 0.000 0.000
Ga2 -1.266 0.000 0.000
H3 0.000 0.000 1.176
H4 0.000 0.000 -1.176
H5 1.919 1.410 0.000
H6 1.919 -1.410 0.000
H7 -1.919 1.410 0.000
H8 -1.919 -1.410 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.53281.72831.72831.55401.55403.48393.4839
Ga22.53281.72831.72833.48393.48391.55401.5540
H31.72831.72832.35212.65622.65622.65622.6562
H41.72831.72832.35212.65622.65622.65622.6562
H51.55403.48392.65622.65622.82053.83854.7634
H61.55403.48392.65622.65622.82054.76343.8385
H73.48391.55402.65622.65623.83854.76342.8205
H83.48391.55402.65622.65624.76343.83852.8205

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.881 Ga1 Ga2 H4 42.881
Ga1 Ga2 H7 114.841 Ga1 Ga2 H8 114.841
Ga1 H3 Ga2 94.239 Ga1 H4 Ga2 94.239
Ga2 Ga1 H3 42.881 Ga2 Ga1 H4 42.881
Ga2 Ga1 H5 114.841 Ga2 Ga1 H6 114.841
H3 Ga1 H4 85.761 H3 Ga1 H5 107.929
H3 Ga1 H6 107.929 H3 Ga2 H4 85.761
H3 Ga2 H7 107.929 H3 Ga2 H8 107.929
H4 Ga1 H5 107.929 H4 Ga1 H6 107.929
H4 Ga2 H7 107.929 H4 Ga2 H8 107.929
H5 Ga1 H6 130.319 H7 Ga2 H8 130.319
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.117      
2 Ga 0.117      
3 H -0.039      
4 H -0.039      
5 H -0.039      
6 H -0.039      
7 H -0.039      
8 H -0.039      


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


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.953 0.000 0.000
y 0.000 8.338 0.000
z 0.000 0.000 6.655


<r2> (average value of r2) Å2
<r2> 149.204
(<r2>)1/2 12.215