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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: MP2/STO-3G

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/STO-3G
 hartrees
Energy at 0K-3805.411249
Energy at 298.15K 
HF Energy-3805.285864
Nuclear repulsion energy355.900959
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/STO-3G
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 2176 1897 0.00      
2 Ag 1528 1332 0.00      
3 Ag 860 750 0.00      
4 Ag 279 243 0.00      
5 Au 688 600 0.00      
6 B1g 1917 1671 0.00      
7 B1g 482 420 0.00      
8 B1u 1216 1060 0.34      
9 B1u 807 704 90.01      
10 B2g 1186 1034 0.00      
11 B2g 509 444 0.00      
12 B2u 1883 1642 53.46      
13 B2u 648 565 13.77      
14 B2u 194i 169i 3.36      
15 B3g 920 802 0.00      
16 B3u 2115 1844 120.87      
17 B3u 933 813 10.88      
18 B3u 197 172 344.61      

Unscaled Zero Point Vibrational Energy (zpe) 9074.7 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 7912.2 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/STO-3G
ABC
2.07240 0.09965 0.09805

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.059 0.000 0.000
Ga2 -1.059 0.000 0.000
H3 0.000 0.000 1.155
H4 0.000 0.000 -1.155
H5 1.720 1.162 0.000
H6 1.720 -1.162 0.000
H7 -1.720 1.162 0.000
H8 -1.720 -1.162 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.11781.56721.56721.33681.33683.01183.0118
Ga22.11781.56721.56723.01183.01181.33681.3368
H31.56721.56722.31082.37542.37542.37542.3754
H41.56721.56722.31082.37542.37542.37542.3754
H51.33683.01182.37542.37542.32413.43944.1510
H61.33683.01182.37542.37542.32414.15103.4394
H73.01181.33682.37542.37543.43944.15102.3241
H83.01181.33682.37542.37544.15103.43942.3241

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 47.496 Ga1 Ga2 H4 47.496
Ga1 Ga2 H7 119.627 Ga1 Ga2 H8 119.627
Ga1 H3 Ga2 85.008 Ga1 H4 Ga2 85.008
Ga2 Ga1 H3 47.496 Ga2 Ga1 H4 47.496
Ga2 Ga1 H5 119.627 Ga2 Ga1 H6 119.627
H3 Ga1 H4 94.992 H3 Ga1 H5 109.512
H3 Ga1 H6 109.512 H3 Ga2 H4 94.992
H3 Ga2 H7 109.512 H3 Ga2 H8 109.512
H4 Ga1 H5 109.512 H4 Ga1 H6 109.512
H4 Ga2 H7 109.512 H4 Ga2 H8 109.512
H5 Ga1 H6 120.747 H7 Ga2 H8 120.747
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability