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: HF/TZVP

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/TZVP
 hartrees
Energy at 0K-3849.949807
Energy at 298.15K-3849.957345
HF Energy-3849.949807
Nuclear repulsion energy291.755453
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/TZVP
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 2084 1894 0.00      
2 Ag 1572 1429 0.00      
3 Ag 791 719 0.00      
4 Ag 238 216 0.00      
5 Au 472 429 0.00      
6 B1g 2071 1882 0.00      
7 B1g 495 450 0.00      
8 B1u 1266 1150 432.26      
9 B1u 690 627 211.72      
10 B2g 1333 1211 0.00      
11 B2g 380 345 0.00      
12 B2u 2077 1887 512.73      
13 B2u 876 796 239.63      
14 B2u 238 216 9.34      
15 B3g 823 748 0.00      
16 B3u 2076 1886 139.74      
17 B3u 1412 1283 1387.78      
18 B3u 730 663 791.75      

Unscaled Zero Point Vibrational Energy (zpe) 9811.9 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 8915.1 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/TZVP
ABC
1.55860 0.06463 0.06336

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.325 0.000 0.000
Ga2 -1.325 0.000 0.000
H3 0.000 0.000 1.179
H4 0.000 0.000 -1.179
H5 1.997 1.410 0.000
H6 1.997 -1.410 0.000
H7 -1.997 1.410 0.000
H8 -1.997 -1.410 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.64971.77341.77341.56221.56223.60903.6090
Ga22.64971.77341.77343.60903.60901.56221.5622
H31.77341.77342.35782.71422.71422.71422.7142
H41.77341.77342.35782.71422.71422.71422.7142
H51.56223.60902.71422.71422.82003.99464.8897
H61.56223.60902.71422.71422.82004.88973.9946
H73.60901.56222.71422.71423.99464.88972.8200
H83.60901.56222.71422.71424.88973.99462.8200

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 41.664 Ga1 Ga2 H4 41.664
Ga1 Ga2 H7 115.498 Ga1 Ga2 H8 115.498
Ga1 H3 Ga2 96.673 Ga1 H4 Ga2 96.673
Ga2 Ga1 H3 41.664 Ga2 Ga1 H4 41.664
Ga2 Ga1 H5 115.498 Ga2 Ga1 H6 115.498
H3 Ga1 H4 83.327 H3 Ga1 H5 108.759
H3 Ga1 H6 108.759 H3 Ga2 H4 83.327
H3 Ga2 H7 108.759 H3 Ga2 H8 108.759
H4 Ga1 H5 108.759 H4 Ga1 H6 108.759
H4 Ga2 H7 108.759 H4 Ga2 H8 108.759
H5 Ga1 H6 129.004 H7 Ga2 H8 129.004
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.565      
2 Ga 0.565      
3 H -0.234      
4 H -0.234      
5 H -0.165      
6 H -0.165      
7 H -0.165      
8 H -0.165      


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 -40.104 0.000 0.000
y 0.000 -43.478 0.000
z 0.000 0.000 -36.481
Traceless
 xyz
x -0.124 0.000 0.000
y 0.000 -5.186 0.000
z 0.000 0.000 5.310
Polar
3z2-r210.620
x2-y23.374
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.342 0.000 0.000
y 0.000 8.132 0.000
z 0.000 0.000 6.308


<r2> (average value of r2) Å2
<r2> 160.506
(<r2>)1/2 12.669