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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: QCISD(TQ)/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at QCISD(TQ)/6-31+G**
 hartrees
Energy at 0K-3846.125199
Energy at 298.15K-3846.132666
HF Energy-3845.927295
Nuclear repulsion energy296.321258
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 QCISD(TQ)/6-31+G**
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 2051 2051        
2 Ag 1587 1587        
3 Ag 731 731        
4 Ag 238 238        
5 Au 459 459        
6 B1g 2052 2052        
7 B1g 484 484        
8 B1u 1370 1370        
9 B1u 654 654        
10 B2g 1431 1431        
11 B2g 450 450        
12 B2u 2058 2058        
13 B2u 799 799        
14 B2u 228 228        
15 B3g 788 788        
16 B3u 2046 2046        
17 B3u 1475 1475        
18 B3u 676 676        

Unscaled Zero Point Vibrational Energy (zpe) 9787.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9787.2 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 QCISD(TQ)/6-31+G**
ABC
1.53496 0.06734 0.06592

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/6-31+G**

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.298 0.000 0.000
Ga2 -1.298 0.000 0.000
H3 0.000 0.000 1.175
H4 0.000 0.000 -1.175
H5 1.957 1.426 0.000
H6 1.957 -1.426 0.000
H7 -1.957 1.426 0.000
H8 -1.957 -1.426 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.59521.75071.75071.57131.57133.55363.5536
Ga22.59521.75071.75073.55363.55361.57131.5713
H31.75071.75072.35062.69182.69182.69182.6918
H41.75071.75072.35062.69182.69182.69182.6918
H51.57133.55362.69182.69182.85213.91464.8434
H61.57133.55362.69182.69182.85214.84343.9146
H73.55361.57132.69182.69183.91464.84342.8521
H83.55361.57132.69182.69184.84343.91462.8521

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.169 Ga1 Ga2 H4 42.169
Ga1 Ga2 H7 114.825 Ga1 Ga2 H8 114.825
Ga1 H3 Ga2 95.662 Ga1 H4 Ga2 95.662
Ga2 Ga1 H3 42.169 Ga2 Ga1 H4 42.169
Ga2 Ga1 H5 114.825 Ga2 Ga1 H6 114.825
H3 Ga1 H4 84.338 H3 Ga1 H5 108.130
H3 Ga1 H6 108.130 H3 Ga2 H4 84.338
H3 Ga2 H7 108.130 H3 Ga2 H8 108.130
H4 Ga1 H5 108.130 H4 Ga1 H6 108.130
H4 Ga2 H7 108.130 H4 Ga2 H8 108.130
H5 Ga1 H6 130.349 H7 Ga2 H8 130.349
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability