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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: PBE1PBE/3-21G*

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/3-21G*
 hartrees
Energy at 0K-3834.249664
Energy at 298.15K-3834.256852
HF Energy-3834.249664
Nuclear repulsion energy294.811761
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/3-21G*
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 1962 1883 0.00      
2 Ag 1489 1429 0.00      
3 Ag 714 685 0.00      
4 Ag 229 220 0.00      
5 Au 439 421 0.00      
6 B1g 1968 1889 0.00      
7 B1g 469 450 0.00      
8 B1u 1283 1231 188.16      
9 B1u 621 596 101.71      
10 B2g 1296 1244 0.00      
11 B2g 383 368 0.00      
12 B2u 1975 1896 317.69      
13 B2u 734 704 109.19      
14 B2u 183 175 3.58      
15 B3g 730 701 0.00      
16 B3u 1956 1877 122.16      
17 B3u 1314 1261 1013.01      
18 B3u 661 635 440.12      

Unscaled Zero Point Vibrational Energy (zpe) 9202.3 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 8832.4 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/3-21G*
ABC
1.50587 0.06682 0.06546

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.302 0.000 0.000
Ga2 -1.302 0.000 0.000
H3 0.000 0.000 1.217
H4 0.000 0.000 -1.217
H5 1.967 1.427 0.000
H6 1.967 -1.427 0.000
H7 -1.967 1.427 0.000
H8 -1.967 -1.427 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.60411.78211.78211.57441.57443.56693.5669
Ga22.60411.78211.78213.56693.56691.57441.5744
H31.78211.78212.43362.71772.71772.71772.7177
H41.78211.78212.43362.71772.71772.71772.7177
H51.57443.56692.71772.71772.85423.93384.8601
H61.57443.56692.71772.71772.85424.86013.9338
H73.56691.57442.71772.71773.93384.86012.8542
H83.56691.57442.71772.71774.86013.93382.8542

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.062 Ga1 Ga2 H4 43.062
Ga1 Ga2 H7 114.979 Ga1 Ga2 H8 114.979
Ga1 H3 Ga2 93.877 Ga1 H4 Ga2 93.877
Ga2 Ga1 H3 43.062 Ga2 Ga1 H4 43.062
Ga2 Ga1 H5 114.979 Ga2 Ga1 H6 114.979
H3 Ga1 H4 86.123 H3 Ga1 H5 107.971
H3 Ga1 H6 107.971 H3 Ga2 H4 86.123
H3 Ga2 H7 107.971 H3 Ga2 H8 107.971
H4 Ga1 H5 107.971 H4 Ga1 H6 107.971
H4 Ga2 H7 107.971 H4 Ga2 H8 107.971
H5 Ga1 H6 130.042 H7 Ga2 H8 130.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga -0.093      
2 Ga -0.093      
3 H -0.002      
4 H -0.002      
5 H 0.048      
6 H 0.048      
7 H 0.048      
8 H 0.048      


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 -39.031 0.000 0.000
y 0.000 -41.475 0.000
z 0.000 0.000 -36.599
Traceless
 xyz
x 0.006 0.000 0.000
y 0.000 -3.660 0.000
z 0.000 0.000 3.654
Polar
3z2-r27.308
x2-y22.444
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.051 0.000 0.000
y 0.000 7.917 0.000
z 0.000 0.000 6.308


<r2> (average value of r2) Å2
<r2> 156.074
(<r2>)1/2 12.493