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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-517.753951
Energy at 298.15K-517.761482
HF Energy-517.753951
Nuclear repulsion energy156.526511
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 HF/CEP-121G
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 2095 1912 0.00      
2 Ag 1569 1432 0.00      
3 Ag 800 730 0.00      
4 Ag 234 214 0.00      
5 Au 473 431 0.00      
6 B1g 2083 1900 0.00      
7 B1g 497 453 0.00      
8 B1u 1260 1149 477.28      
9 B1u 696 635 216.59      
10 B2g 1325 1209 0.00      
11 B2g 345 315 0.00      
12 B2u 2089 1907 533.85      
13 B2u 893 815 297.73      
14 B2u 242 221 6.56      
15 B3g 829 757 0.00      
16 B3u 2088 1906 131.18      
17 B3u 1413 1289 1493.35      
18 B3u 732 668 846.45      

Unscaled Zero Point Vibrational Energy (zpe) 9831.3 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 8971.0 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 HF/CEP-121G
ABC
1.56830 0.06440 0.06314

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.328 0.000 0.000
Ga2 -1.328 0.000 0.000
H3 0.000 0.000 1.173
H4 0.000 0.000 -1.173
H5 1.992 1.407 0.000
H6 1.992 -1.407 0.000
H7 -1.992 1.407 0.000
H8 -1.992 -1.407 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.65551.77171.77171.55551.55553.60543.6054
Ga22.65551.77171.77173.60543.60541.55551.5555
H31.77171.77172.34612.70602.70602.70602.7060
H41.77171.77172.34612.70602.70602.70602.7060
H51.55553.60542.70602.70602.81313.98394.8770
H61.55553.60542.70602.70602.81314.87703.9839
H73.60541.55552.70602.70603.98394.87702.8131
H83.60541.55552.70602.70604.87703.98392.8131

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 41.460 Ga1 Ga2 H4 41.460
Ga1 Ga2 H7 115.279 Ga1 Ga2 H8 115.279
Ga1 H3 Ga2 97.079 Ga1 H4 Ga2 97.079
Ga2 Ga1 H3 41.460 Ga2 Ga1 H4 41.460
Ga2 Ga1 H5 115.279 Ga2 Ga1 H6 115.279
H3 Ga1 H4 82.921 H3 Ga1 H5 108.664
H3 Ga1 H6 108.664 H3 Ga2 H4 82.921
H3 Ga2 H7 108.664 H3 Ga2 H8 108.664
H4 Ga1 H5 108.664 H4 Ga1 H6 108.664
H4 Ga2 H7 108.664 H4 Ga2 H8 108.664
H5 Ga1 H6 129.443 H7 Ga2 H8 129.443
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.625      
2 Ga 0.625      
3 H -0.272      
4 H -0.272      
5 H -0.177      
6 H -0.177      
7 H -0.177      
8 H -0.177      


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
Primitive
 xyz
x -38.918 0.000 0.000
y 0.000 -42.440 0.000
z 0.000 0.000 -36.049
Traceless
 xyz
x 0.326 0.000 0.000
y 0.000 -4.957 0.000
z 0.000 0.000 4.631
Polar
3z2-r29.261
x2-y23.522
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.161 0.000 0.000
y 0.000 7.867 0.000
z 0.000 0.000 5.692


<r2> (average value of r2) Å2
<r2> 125.021
(<r2>)1/2 11.181