return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP2/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-3850.568322
Energy at 298.15K 
HF Energy-3850.032312
Nuclear repulsion energy305.133406
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/cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at MP2/cc-pVQZ
ABC
1.62572 0.07145 0.06996

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVQZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.259 0.000 0.000
Ga2 -1.259 0.000 0.000
H3 0.000 0.000 1.151
H4 0.000 0.000 -1.151
H5 1.903 1.382 0.000
H6 1.903 -1.382 0.000
H7 -1.903 1.382 0.000
H8 -1.903 -1.382 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.51891.70591.70591.52481.52483.45173.4517
Ga22.51891.70591.70593.45173.45171.52481.5248
H31.70591.70592.30142.61862.61862.61862.6186
H41.70591.70592.30142.61862.61862.61862.6186
H51.52483.45172.61862.61862.76423.80694.7046
H61.52483.45172.61862.61862.76424.70463.8069
H73.45171.52482.61862.61863.80694.70462.7642
H83.45171.52482.61862.61864.70463.80692.7642

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.416 Ga1 Ga2 H4 42.416
Ga1 Ga2 H7 114.983 Ga1 Ga2 H8 114.983
Ga1 H3 Ga2 95.167 Ga1 H4 Ga2 95.167
Ga2 Ga1 H3 42.416 Ga2 Ga1 H4 42.416
Ga2 Ga1 H5 114.983 Ga2 Ga1 H6 114.983
H3 Ga1 H4 84.833 H3 Ga1 H5 108.168
H3 Ga1 H6 108.168 H3 Ga2 H4 84.833
H3 Ga2 H7 108.168 H3 Ga2 H8 108.168
H4 Ga1 H5 108.168 H4 Ga1 H6 108.168
H4 Ga2 H7 108.168 H4 Ga2 H8 108.168
H5 Ga1 H6 130.033 H7 Ga2 H8 130.033
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability