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: B1B95/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 B1B95/TZVP
 hartrees
Energy at 0K-3853.833444
Energy at 298.15K-3853.840803
HF Energy-3853.833444
Nuclear repulsion energy297.278560
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 B1B95/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 2035 1948 0.00      
2 Ag 1527 1461 0.00      
3 Ag 733 701 0.00      
4 Ag 233 223 0.00      
5 Au 460 440 0.00      
6 B1g 2043 1955 0.00      
7 B1g 477 456 0.00      
8 B1u 1293 1237 244.16      
9 B1u 649 621 132.49      
10 B2g 1344 1286 0.00      
11 B2g 415 397 0.00      
12 B2u 2050 1961 382.63      
13 B2u 760 727 136.65      
14 B2u 200 192 4.94      
15 B3g 757 725 0.00      
16 B3u 2030 1942 132.86      
17 B3u 1364 1306 1013.05      
18 B3u 675 646 529.24      

Unscaled Zero Point Vibrational Energy (zpe) 9521.3 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 9111.0 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 B1B95/TZVP
ABC
1.56180 0.06759 0.06621

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.295 0.000 0.000
Ga2 -1.295 0.000 0.000
H3 0.000 0.000 1.180
H4 0.000 0.000 -1.180
H5 1.946 1.408 0.000
H6 1.946 -1.408 0.000
H7 -1.946 1.408 0.000
H8 -1.946 -1.408 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.59101.75251.75251.55061.55063.53393.5339
Ga22.59101.75251.75253.53393.53391.55061.5506
H31.75251.75252.36042.67602.67602.67602.6760
H41.75251.75252.36042.67602.67602.67602.6760
H51.55063.53392.67602.67602.81503.89204.8033
H61.55063.53392.67602.67602.81504.80333.8920
H73.53391.55062.67602.67603.89204.80332.8150
H83.53391.55062.67602.67604.80333.89202.8150

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.333 Ga1 Ga2 H4 42.333
Ga1 Ga2 H7 114.805 Ga1 Ga2 H8 114.805
Ga1 H3 Ga2 95.333 Ga1 H4 Ga2 95.333
Ga2 Ga1 H3 42.333 Ga2 Ga1 H4 42.333
Ga2 Ga1 H5 114.805 Ga2 Ga1 H6 114.805
H3 Ga1 H4 84.667 H3 Ga1 H5 108.067
H3 Ga1 H6 108.067 H3 Ga2 H4 84.667
H3 Ga2 H7 108.067 H3 Ga2 H8 108.067
H4 Ga1 H5 108.067 H4 Ga1 H6 108.067
H4 Ga2 H7 108.067 H4 Ga2 H8 108.067
H5 Ga1 H6 130.391 H7 Ga2 H8 130.391
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.346      
2 Ga 0.346      
3 H -0.124      
4 H -0.124      
5 H -0.111      
6 H -0.111      
7 H -0.111      
8 H -0.111      


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 -38.765 0.000 0.000
y 0.000 -41.581 0.000
z 0.000 0.000 -35.976
Traceless
 xyz
x 0.014 0.000 0.000
y 0.000 -4.210 0.000
z 0.000 0.000 4.197
Polar
3z2-r28.393
x2-y22.816
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.390 0.000 0.000
y 0.000 8.760 0.000
z 0.000 0.000 6.576


<r2> (average value of r2) Å2
<r2> 154.129
(<r2>)1/2 12.415