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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: CISD/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 CISD/3-21G*
 hartrees
Energy at 0K-3831.636542
Energy at 298.15K-3831.643892
HF Energy-3831.445684
Nuclear repulsion energy293.576159
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 CISD/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 1958 1830 0.00      
2 Ag 1513 1414 0.00      
3 Ag 732 684 0.00      
4 Ag 237 222 0.00      
5 Au 461 430 0.00      
6 B1g 1961 1832 0.00      
7 B1g 481 450 0.00      
8 B1u 1299 1214 210.97      
9 B1u 644 602 125.70      
10 B2g 1323 1236 0.00      
11 B2g 405 379 0.00      
12 B2u 1966 1837 312.19      
13 B2u 778 727 139.87      
14 B2u 204 191 5.01      
15 B3g 767 717 0.00      
16 B3u 1951 1823 118.24      
17 B3u 1361 1271 1135.43      
18 B3u 683 638 473.01      

Unscaled Zero Point Vibrational Energy (zpe) 9362.3 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 8748.1 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 CISD/3-21G*
ABC
1.49559 0.06630 0.06495

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.307 0.000 0.000
Ga2 -1.307 0.000 0.000
H3 0.000 0.000 1.220
H4 0.000 0.000 -1.220
H5 1.986 1.432 0.000
H6 1.986 -1.432 0.000
H7 -1.986 1.432 0.000
H8 -1.986 -1.432 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.61341.78791.78791.58511.58513.59063.5906
Ga22.61341.78791.78793.59063.59061.58511.5851
H31.78791.78792.44072.73572.73572.73572.7357
H41.78791.78792.44072.73572.73572.73572.7357
H51.58513.59062.73572.73572.86453.97174.8969
H61.58513.59062.73572.73572.86454.89693.9717
H73.59061.58512.73572.73573.97174.89692.8645
H83.59061.58512.73572.73574.89693.97172.8645

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.043 Ga1 Ga2 H4 43.043
Ga1 Ga2 H7 115.368 Ga1 Ga2 H8 115.368
Ga1 H3 Ga2 93.914 Ga1 H4 Ga2 93.914
Ga2 Ga1 H3 43.043 Ga2 Ga1 H4 43.043
Ga2 Ga1 H5 115.368 Ga2 Ga1 H6 115.368
H3 Ga1 H4 86.086 H3 Ga1 H5 108.247
H3 Ga1 H6 108.247 H3 Ga2 H4 86.086
H3 Ga2 H7 108.247 H3 Ga2 H8 108.247
H4 Ga1 H5 108.247 H4 Ga1 H6 108.247
H4 Ga2 H7 108.247 H4 Ga2 H8 108.247
H5 Ga1 H6 129.263 H7 Ga2 H8 129.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability