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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-3831.228029
Energy at 298.15K-3831.235449
HF Energy-3831.130687
Nuclear repulsion energy289.667481
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 MP2/3-21G
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 1890 1804 0.00      
2 Ag 1496 1428 0.00      
3 Ag 802 765 0.00      
4 Ag 217 208 0.00      
5 Au 446 426 0.00      
6 B1g 1889 1803 0.00      
7 B1g 474 452 0.00      
8 B1u 1193 1139 375.59      
9 B1u 638 609 203.01      
10 B2g 1340 1279 0.00      
11 B2g 375 358 0.00      
12 B2u 1895 1809 416.87      
13 B2u 886 846 313.08      
14 B2u 247 236 6.30      
15 B3g 758 723 0.00      
16 B3u 1883 1797 109.56      
17 B3u 1416 1352 1278.27      
18 B3u 750 716 744.50      

Unscaled Zero Point Vibrational Energy (zpe) 9298.3 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 8875.2 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 MP2/3-21G
ABC
1.55064 0.06366 0.06241

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.334 0.000 0.000
Ga2 -1.334 0.000 0.000
H3 0.000 0.000 1.178
H4 0.000 0.000 -1.178
H5 2.027 1.415 0.000
H6 2.027 -1.415 0.000
H7 -2.027 1.415 0.000
H8 -2.027 -1.415 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.66881.78021.78021.57561.57563.64723.6472
Ga22.66881.78021.78023.64723.64721.57561.5756
H31.78021.78022.35672.73872.73872.73872.7387
H41.78021.78022.35672.73872.73872.73872.7387
H51.57563.64722.73872.73872.83024.05434.9444
H61.57563.64722.73872.73872.83024.94444.0543
H73.64721.57562.73872.73874.05434.94442.8302
H83.64721.57562.73872.73874.94444.05432.8302

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 41.446 Ga1 Ga2 H4 41.446
Ga1 Ga2 H7 116.083 Ga1 Ga2 H8 116.083
Ga1 H3 Ga2 97.108 Ga1 H4 Ga2 97.108
Ga2 Ga1 H3 41.446 Ga2 Ga1 H4 41.446
Ga2 Ga1 H5 116.083 Ga2 Ga1 H6 116.083
H3 Ga1 H4 82.892 H3 Ga1 H5 109.243
H3 Ga1 H6 109.243 H3 Ga2 H4 82.892
H3 Ga2 H7 109.243 H3 Ga2 H8 109.243
H4 Ga1 H5 109.243 H4 Ga1 H6 109.243
H4 Ga2 H7 109.243 H4 Ga2 H8 109.243
H5 Ga1 H6 127.834 H7 Ga2 H8 127.834
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability