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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP2/CEP-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 MP2/CEP-31G
 hartrees
Energy at 0K-518.299194
Energy at 298.15K-518.306677
HF Energy-517.746704
Nuclear repulsion energy160.008789
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/CEP-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 2080 2010 0.00      
2 Ag 1565 1513 0.00      
3 Ag 766 740 0.00      
4 Ag 239 230 0.00      
5 Au 484 467 0.00      
6 B1g 2089 2019 0.00      
7 B1g 501 484 0.00      
8 B1u 1308 1264 242.75      
9 B1u 674 651 108.09      
10 B2g 1360 1314 0.00      
11 B2g 402 389 0.00      
12 B2u 2095 2024 311.17      
13 B2u 811 784 157.72      
14 B2u 227 219 3.19      
15 B3g 806 779 0.00      
16 B3u 2074 2005 106.51      
17 B3u 1398 1351 1179.73      
18 B3u 705 682 522.70      

Unscaled Zero Point Vibrational Energy (zpe) 9791.0 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 9461.1 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 MP2/CEP-31G
ABC
1.58011 0.06810 0.06672

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.290 0.000 0.000
Ga2 -1.290 0.000 0.000
H3 0.000 0.000 1.174
H4 0.000 0.000 -1.174
H5 1.942 1.399 0.000
H6 1.942 -1.399 0.000
H7 -1.942 1.399 0.000
H8 -1.942 -1.399 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.58091.74491.74491.54311.54313.52203.5220
Ga22.58091.74491.74493.52203.52201.54311.5431
H31.74491.74492.34902.66592.66592.66592.6659
H41.74491.74492.34902.66592.66592.66592.6659
H51.54313.52202.66592.66592.79773.88374.7865
H61.54313.52202.66592.66592.79774.78653.8837
H73.52201.54312.66592.66593.88374.78652.7977
H83.52201.54312.66592.66594.78653.88372.7977

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.306 Ga1 Ga2 H4 42.306
Ga1 Ga2 H7 114.970 Ga1 Ga2 H8 114.970
Ga1 H3 Ga2 95.387 Ga1 H4 Ga2 95.387
Ga2 Ga1 H3 42.306 Ga2 Ga1 H4 42.306
Ga2 Ga1 H5 114.970 Ga2 Ga1 H6 114.970
H3 Ga1 H4 84.613 H3 Ga1 H5 108.192
H3 Ga1 H6 108.192 H3 Ga2 H4 84.613
H3 Ga2 H7 108.192 H3 Ga2 H8 108.192
H4 Ga1 H5 108.192 H4 Ga1 H6 108.192
H4 Ga2 H7 108.192 H4 Ga2 H8 108.192
H5 Ga1 H6 130.059 H7 Ga2 H8 130.059
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability