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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-3849.268310
Energy at 298.15K-3849.275675
HF Energy-3849.268310
Nuclear repulsion energy300.988458
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 TPSSh/6-31G*
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 2064 1980 0.00      
2 Ag 1509 1448 0.00      
3 Ag 719 690 0.00      
4 Ag 227 218 0.00      
5 Au 475 456 0.00      
6 B1g 2075 1991 0.00      
7 B1g 496 476 0.00      
8 B1u 1289 1237 196.49      
9 B1u 656 630 132.11      
10 B2g 1310 1257 0.00      
11 B2g 421 404 0.00      
12 B2u 2081 1997 337.43      
13 B2u 773 741 117.39      
14 B2u 216 207 3.89      
15 B3g 788 756 0.00      
16 B3u 2058 1974 143.90      
17 B3u 1299 1246 891.69      
18 B3u 654 628 512.28      

Unscaled Zero Point Vibrational Energy (zpe) 9555.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9167.6 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 TPSSh/6-31G*
ABC
1.55697 0.06973 0.06828

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.275 0.000 0.000
Ga2 -1.275 0.000 0.000
H3 0.000 0.000 1.190
H4 0.000 0.000 -1.190
H5 1.918 1.406 0.000
H6 1.918 -1.406 0.000
H7 -1.918 1.406 0.000
H8 -1.918 -1.406 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54991.74391.74391.54631.54633.48883.4888
Ga22.54991.74391.74393.48883.48881.54631.5463
H31.74391.74392.37972.65932.65932.65932.6593
H41.74391.74392.37972.65932.65932.65932.6593
H51.54633.48882.65932.65932.81283.83574.7565
H61.54633.48882.65932.65932.81284.75653.8357
H73.48881.54632.65932.65933.83574.75652.8128
H83.48881.54632.65932.65934.75653.83572.8128

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.023 Ga1 Ga2 H4 43.023
Ga1 Ga2 H7 114.566 Ga1 Ga2 H8 114.566
Ga1 H3 Ga2 93.955 Ga1 H4 Ga2 93.955
Ga2 Ga1 H3 43.023 Ga2 Ga1 H4 43.023
Ga2 Ga1 H5 114.566 Ga2 Ga1 H6 114.566
H3 Ga1 H4 86.045 H3 Ga1 H5 107.695
H3 Ga1 H6 107.695 H3 Ga2 H4 86.045
H3 Ga2 H7 107.695 H3 Ga2 H8 107.695
H4 Ga1 H5 107.695 H4 Ga1 H6 107.695
H4 Ga2 H7 107.695 H4 Ga2 H8 107.695
H5 Ga1 H6 130.868 H7 Ga2 H8 130.868
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.031      
2 Ga 0.031      
3 H -0.014      
4 H -0.014      
5 H -0.008      
6 H -0.008      
7 H -0.008      
8 H -0.008      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.904 0.000 0.000
y 0.000 8.192 0.000
z 0.000 0.000 6.658


<r2> (average value of r2) Å2
<r2> 150.577
(<r2>)1/2 12.271