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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: PBE1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-3807.701504
Energy at 298.15K 
HF Energy-3807.701504
Nuclear repulsion energy365.264170
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/STO-3G
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 2219 1957 0.00      
2 Ag 1532 1351 0.00      
3 Ag 900 794 0.00      
4 Ag 441 389 0.00      
5 Au 668 589 0.00      
6 B1g 1990 1755 0.00      
7 B1g 513 452 0.00      
8 B1u 1336 1179 15.27      
9 B1u 794 700 40.79      
10 B2g 947 835 0.00      
11 B2g 291i 257i 0.00      
12 B2u 1956 1725 73.59      
13 B2u 549 484 0.09      
14 B2u 164i 145i 10.40      
15 B3g 739 652 0.00      
16 B3u 2156 1902 159.32      
17 B3u 925 816 0.77      
18 B3u 798i 704i 116.48      

Unscaled Zero Point Vibrational Energy (zpe) 8205.0 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 7237.6 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/STO-3G
ABC
1.99806 0.10721 0.10575

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.016 0.000 0.000
Ga2 -1.016 0.000 0.000
H3 0.000 0.000 1.247
H4 0.000 0.000 -1.247
H5 1.704 1.147 0.000
H6 1.704 -1.147 0.000
H7 -1.704 1.147 0.000
H8 -1.704 -1.147 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.03281.60851.60851.33721.33722.95202.9520
Ga22.03281.60851.60852.95202.95201.33721.3372
H31.60851.60852.49352.40262.40262.40262.4026
H41.60851.60852.49352.40262.40262.40262.4026
H51.33722.95202.40262.40262.29413.40744.1077
H61.33722.95202.40262.40262.29414.10773.4074
H72.95201.33722.40262.40263.40744.10772.2941
H82.95201.33722.40262.40264.10773.40742.2941

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 50.812 Ga1 Ga2 H4 50.812
Ga1 Ga2 H7 120.929 Ga1 Ga2 H8 120.929
Ga1 H3 Ga2 78.377 Ga1 H4 Ga2 78.377
Ga2 Ga1 H3 50.812 Ga2 Ga1 H4 50.812
Ga2 Ga1 H5 120.929 Ga2 Ga1 H6 120.929
H3 Ga1 H4 101.623 H3 Ga1 H5 108.952
H3 Ga1 H6 108.952 H3 Ga2 H4 101.623
H3 Ga2 H7 108.952 H3 Ga2 H8 108.952
H4 Ga1 H5 108.952 H4 Ga1 H6 108.952
H4 Ga2 H7 108.952 H4 Ga2 H8 108.952
H5 Ga1 H6 118.142 H7 Ga2 H8 118.142
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.088      
2 Ga 0.088      
3 H -0.004      
4 H -0.004      
5 H -0.042      
6 H -0.042      
7 H -0.042      
8 H -0.042      


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 -42.114 0.000 0.000
y 0.000 -40.536 0.000
z 0.000 0.000 -34.848
Traceless
 xyz
x -4.423 0.000 0.000
y 0.000 -2.055 0.000
z 0.000 0.000 6.477
Polar
3z2-r212.954
x2-y2-1.579
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.060 0.000 0.000
y 0.000 2.321 0.000
z 0.000 0.000 3.117


<r2> (average value of r2) Å2
<r2> 108.494
(<r2>)1/2 10.416