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-3848.788068
Energy at 298.15K-3848.795437
HF Energy-3848.788068
Nuclear repulsion energy301.175529
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 2063 1960 0.00      
2 Ag 1505 1430 0.00      
3 Ag 722 686 0.00      
4 Ag 230 219 0.00      
5 Au 477 454 0.00      
6 B1g 2073 1970 0.00      
7 B1g 498 474 0.00      
8 B1u 1287 1223 181.41      
9 B1u 656 623 124.78      
10 B2g 1300 1236 0.00      
11 B2g 421 400 0.00      
12 B2u 2079 1975 315.06      
13 B2u 764 726 110.31      
14 B2u 216 205 4.04      
15 B3g 782 743 0.00      
16 B3u 2057 1954 135.36      
17 B3u 1289 1225 895.12      
18 B3u 659 626 494.08      

Unscaled Zero Point Vibrational Energy (zpe) 9538.3 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 9064.2 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 PBE1PBE/6-31G*
ABC
1.55147 0.06991 0.06847

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 1.273 0.000 0.000
Ga2 -1.273 0.000 0.000
H3 0.000 0.000 1.196
H4 0.000 0.000 -1.196
H5 1.920 1.407 0.000
H6 1.920 -1.407 0.000
H7 -1.920 1.407 0.000
H8 -1.920 -1.407 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54591.74641.74641.54891.54893.48923.4892
Ga22.54591.74641.74643.48923.48921.54891.5489
H31.74641.74642.39112.66382.66382.66382.6638
H41.74641.74642.39112.66382.66382.66382.6638
H51.54893.48922.66382.66382.81473.83964.7608
H61.54893.48922.66382.66382.81474.76083.8396
H73.48921.54892.66382.66383.83964.76082.8147
H83.48921.54892.66382.66384.76083.83962.8147

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.203 Ga1 Ga2 H4 43.203
Ga1 Ga2 H7 114.685 Ga1 Ga2 H8 114.685
Ga1 H3 Ga2 93.593 Ga1 H4 Ga2 93.593
Ga2 Ga1 H3 43.203 Ga2 Ga1 H4 43.203
Ga2 Ga1 H5 114.685 Ga2 Ga1 H6 114.685
H3 Ga1 H4 86.407 H3 Ga1 H5 107.723
H3 Ga1 H6 107.723 H3 Ga2 H4 86.407
H3 Ga2 H7 107.723 H3 Ga2 H8 107.723
H4 Ga1 H5 107.723 H4 Ga1 H6 107.723
H4 Ga2 H7 107.723 H4 Ga2 H8 107.723
H5 Ga1 H6 130.630 H7 Ga2 H8 130.630
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 -0.038      
2 Ga -0.038      
3 H 0.012      
4 H 0.012      
5 H 0.013      
6 H 0.013      
7 H 0.013      
8 H 0.013      


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 -39.367 0.000 0.000
y 0.000 -41.513 0.000
z 0.000 0.000 -36.379
Traceless
 xyz
x -0.421 0.000 0.000
y 0.000 -3.640 0.000
z 0.000 0.000 4.061
Polar
3z2-r28.123
x2-y22.146
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.956 0.000 0.000
y 0.000 8.242 0.000
z 0.000 0.000 6.723


<r2> (average value of r2) Å2
<r2> 150.404
(<r2>)1/2 12.264