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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP4/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 MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-3850.490667
Energy at 298.15K-3850.498238
HF Energy-3850.027149
Nuclear repulsion energy302.296066
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 MP4/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 2078 2022        
2 Ag 1619 1576        
3 Ag 765 744        
4 Ag 243 237        
5 Au 478 465        
6 B1g 2086 2030        
7 B1g 495 482        
8 B1u 1387 1350        
9 B1u 658 640        
10 B2g 1455 1416        
11 B2g 462 450        
12 B2u 2092 2036        
13 B2u 833 811        
14 B2u 216 211        
15 B3g 814 792        
16 B3u 2070 2014        
17 B3u 1476 1436        
18 B3u 710 691        

Unscaled Zero Point Vibrational Energy (zpe) 9967.9 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 9700.7 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 MP4/aug-cc-pVTZ
ABC
1.60548 0.07006 0.06860

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.272 0.000 0.000
Ga2 -1.272 0.000 0.000
H3 0.000 0.000 1.154
H4 0.000 0.000 -1.154
H5 1.928 1.392 0.000
H6 1.928 -1.392 0.000
H7 -1.928 1.392 0.000
H8 -1.928 -1.392 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54351.71721.71721.53921.53923.48933.4893
Ga22.54351.71721.71723.48933.48931.53921.5392
H31.71721.71722.30792.64322.64322.64322.6432
H41.71721.71722.30792.64322.64322.64322.6432
H51.53923.48932.64322.64322.78483.85544.7560
H61.53923.48932.64322.64322.78484.75603.8554
H73.48931.53922.64322.64323.85544.75602.7848
H83.48931.53922.64322.64324.75603.85542.7848

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.220 Ga1 Ga2 H4 42.220
Ga1 Ga2 H7 115.226 Ga1 Ga2 H8 115.226
Ga1 H3 Ga2 95.559 Ga1 H4 Ga2 95.559
Ga2 Ga1 H3 42.220 Ga2 Ga1 H4 42.220
Ga2 Ga1 H5 115.226 Ga2 Ga1 H6 115.226
H3 Ga1 H4 84.441 H3 Ga1 H5 108.398
H3 Ga1 H6 108.398 H3 Ga2 H4 84.441
H3 Ga2 H7 108.398 H3 Ga2 H8 108.398
H4 Ga1 H5 108.398 H4 Ga1 H6 108.398
H4 Ga2 H7 108.398 H4 Ga2 H8 108.398
H5 Ga1 H6 129.548 H7 Ga2 H8 129.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability