return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for Ga2H6 (digallane)

using model chemistry: CISD/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 CISD/6-31G*
 hartrees
Energy at 0K-3846.042122
Energy at 298.15K-3846.049434
HF Energy-3845.895882
Nuclear repulsion energy294.677949
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 CISD/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 2011 1862 0.00      
2 Ag 1451 1344 0.00      
3 Ag 729 675 0.00      
4 Ag 226 210 0.00      
5 Au 465 431 0.00      
6 B1g 2010 1861 0.00      
7 B1g 488 451 0.00      
8 B1u 1219 1129 231.00      
9 B1u 658 609 146.41      
10 B2g 1255 1162 0.00      
11 B2g 400 370 0.00      
12 B2u 2015 1866 323.35      
13 B2u 779 721 147.01      
14 B2u 207 192 5.18      
15 B3g 776 718 0.00      
16 B3u 2002 1854 137.09      
17 B3u 1284 1188 1083.15      
18 B3u 670 620 564.20      

Unscaled Zero Point Vibrational Energy (zpe) 9322.3 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 8630.6 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 CISD/6-31G*
ABC
1.51306 0.06665 0.06529

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.304 0.000 0.000
Ga2 -1.304 0.000 0.000
H3 0.000 0.000 1.208
H4 0.000 0.000 -1.208
H5 1.965 1.426 0.000
H6 1.965 -1.426 0.000
H7 -1.965 1.426 0.000
H8 -1.965 -1.426 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.60821.77751.77751.57191.57193.56653.5665
Ga22.60821.77751.77753.56653.56651.57191.5719
H31.77751.77752.41582.71172.71172.71172.7117
H41.77751.77752.41582.71172.71172.71172.7117
H51.57193.56652.71172.71172.85253.92954.8557
H61.57193.56652.71172.71172.85254.85573.9295
H73.56651.57192.71172.71173.92954.85572.8525
H83.56651.57192.71172.71174.85573.92952.8525

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.808 Ga1 Ga2 H4 42.808
Ga1 Ga2 H7 114.855 Ga1 Ga2 H8 114.855
Ga1 H3 Ga2 94.385 Ga1 H4 Ga2 94.385
Ga2 Ga1 H3 42.808 Ga2 Ga1 H4 42.808
Ga2 Ga1 H5 114.855 Ga2 Ga1 H6 114.855
H3 Ga1 H4 85.615 H3 Ga1 H5 107.961
H3 Ga1 H6 107.961 H3 Ga2 H4 85.615
H3 Ga2 H7 107.961 H3 Ga2 H8 107.961
H4 Ga1 H5 107.961 H4 Ga1 H6 107.961
H4 Ga2 H7 107.961 H4 Ga2 H8 107.961
H5 Ga1 H6 130.290 H7 Ga2 H8 130.290
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability