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: PBE1PBE/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 PBE1PBE/6-31G
 hartrees
Energy at 0K-3848.646250
Energy at 298.15K-3848.653526
HF Energy-3848.646250
Nuclear repulsion energy300.751825
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 PBE1PBE/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 2052 1961 0.00      
2 Ag 1533 1465 0.00      
3 Ag 728 696 0.00      
4 Ag 236 225 0.00      
5 Au 452 432 0.00      
6 B1g 2054 1963 0.00      
7 B1g 458 438 0.00      
8 B1u 1307 1250 285.56      
9 B1u 632 604 131.20      
10 B2g 1350 1291 0.00      
11 B2g 405 387 0.00      
12 B2u 2062 1971 417.79      
13 B2u 765 731 179.34      
14 B2u 190 182 4.55      
15 B3g 732 700 0.00      
16 B3u 2044 1954 142.57      
17 B3u 1367 1307 1036.50      
18 B3u 675 645 509.46      

Unscaled Zero Point Vibrational Energy (zpe) 9520.1 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 9100.3 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 PBE1PBE/6-31G
ABC
1.54866 0.06973 0.06826

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/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 1.187
H4 0.000 0.000 -1.187
H5 1.929 1.413 0.000
H6 1.929 -1.413 0.000
H7 -1.929 1.413 0.000
H8 -1.929 -1.413 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54901.74131.74131.55701.55703.50113.5011
Ga22.54901.74131.74133.50113.50111.55701.5570
H31.74131.74132.37302.66912.66912.66912.6691
H41.74131.74132.37302.66912.66912.66912.6691
H51.55703.50112.66912.66912.82583.85764.7819
H61.55703.50112.66912.66912.82584.78193.8576
H73.50111.55702.66912.66913.85764.78192.8258
H83.50111.55702.66912.66914.78193.85762.8258

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.952 Ga1 Ga2 H4 42.952
Ga1 Ga2 H7 114.848 Ga1 Ga2 H8 114.848
Ga1 H3 Ga2 94.096 Ga1 H4 Ga2 94.096
Ga2 Ga1 H3 42.952 Ga2 Ga1 H4 42.952
Ga2 Ga1 H5 114.848 Ga2 Ga1 H6 114.848
H3 Ga1 H4 85.904 H3 Ga1 H5 107.912
H3 Ga1 H6 107.912 H3 Ga2 H4 85.904
H3 Ga2 H7 107.912 H3 Ga2 H8 107.912
H4 Ga1 H5 107.912 H4 Ga1 H6 107.912
H4 Ga2 H7 107.912 H4 Ga2 H8 107.912
H5 Ga1 H6 130.304 H7 Ga2 H8 130.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.431      
2 Ga 0.431      
3 H -0.223      
4 H -0.223      
5 H -0.104      
6 H -0.104      
7 H -0.104      
8 H -0.104      


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 -39.066 0.000 0.000
y 0.000 -42.157 0.000
z 0.000 0.000 -36.658
Traceless
 xyz
x 0.342 0.000 0.000
y 0.000 -4.296 0.000
z 0.000 0.000 3.954
Polar
3z2-r27.907
x2-y23.092
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.314 0.000 0.000
y 0.000 7.293 0.000
z 0.000 0.000 5.343


<r2> (average value of r2) Å2
<r2> 150.935
(<r2>)1/2 12.286