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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP2/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-3850.432649
Energy at 298.15K-3850.440275
HF Energy-3850.026619
Nuclear repulsion energy302.821152
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/aug-cc-pVTZ
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 2107 2008 0.00      
2 Ag 1642 1565 0.00      
3 Ag 778 741 0.00      
4 Ag 245 233 0.00      
5 Au 490 467 0.00      
6 B1g 2114 2014 0.00      
7 B1g 501 477 0.00      
8 B1u 1406 1340 231.45      
9 B1u 667 636 149.59      
10 B2g 1476 1407 0.00      
11 B2g 473 451 0.00      
12 B2u 2120 2020 356.53      
13 B2u 853 813 141.00      
14 B2u 217 207 8.80      
15 B3g 829 790 0.00      
16 B3u 2099 2000 151.41      
17 B3u 1499 1428 1076.70      
18 B3u 720 686 512.70      

Unscaled Zero Point Vibrational Energy (zpe) 10117.9 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 9641.3 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 MP2/aug-cc-pVTZ
ABC
1.61443 0.07027 0.06880

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.270 0.000 0.000
Ga2 -1.270 0.000 0.000
H3 0.000 0.000 1.150
H4 0.000 0.000 -1.150
H5 1.924 1.389 0.000
H6 1.924 -1.389 0.000
H7 -1.924 1.389 0.000
H8 -1.924 -1.389 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.53981.71301.71301.53551.53553.48323.4832
Ga22.53981.71301.71303.48323.48321.53551.5355
H31.71301.71302.29922.63712.63712.63712.6371
H41.71301.71302.29922.63712.63712.63712.6371
H51.53553.48322.63712.63712.77803.84874.7466
H61.53553.48322.63712.63712.77804.74663.8487
H73.48321.53552.63712.63713.84874.74662.7780
H83.48321.53552.63712.63714.74663.84872.7780

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.154 Ga1 Ga2 H4 42.154
Ga1 Ga2 H7 115.228 Ga1 Ga2 H8 115.228
Ga1 H3 Ga2 95.692 Ga1 H4 Ga2 95.692
Ga2 Ga1 H3 42.154 Ga2 Ga1 H4 42.154
Ga2 Ga1 H5 115.228 Ga2 Ga1 H6 115.228
H3 Ga1 H4 84.308 H3 Ga1 H5 108.420
H3 Ga1 H6 108.420 H3 Ga2 H4 84.308
H3 Ga2 H7 108.420 H3 Ga2 H8 108.420
H4 Ga1 H5 108.420 H4 Ga1 H6 108.420
H4 Ga2 H7 108.420 H4 Ga2 H8 108.420
H5 Ga1 H6 129.545 H7 Ga2 H8 129.545
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability