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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: TPSSh/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 TPSSh/6-31G
 hartrees
Energy at 0K-3849.120948
Energy at 298.15K-3849.128221
HF Energy-3849.120948
Nuclear repulsion energy300.874686
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 TPSSh/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 2056 1978 0.00      
2 Ag 1538 1480 0.00      
3 Ag 732 704 0.00      
4 Ag 232 223 0.00      
5 Au 449 432 0.00      
6 B1g 2058 1980 0.00      
7 B1g 457 439 0.00      
8 B1u 1313 1263 306.70      
9 B1u 631 607 144.50      
10 B2g 1365 1313 0.00      
11 B2g 403 388 0.00      
12 B2u 2066 1988 454.50      
13 B2u 775 745 189.40      
14 B2u 190 182 4.87      
15 B3g 732 704 0.00      
16 B3u 2047 1970 155.05      
17 B3u 1380 1327 1023.28      
18 B3u 679 653 527.18      

Unscaled Zero Point Vibrational Energy (zpe) 9550.6 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 9188.6 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 TPSSh/6-31G
ABC
1.55958 0.06969 0.06822

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.275 0.000 0.000
Ga2 -1.275 0.000 0.000
H3 0.000 0.000 1.180
H4 0.000 0.000 -1.180
H5 1.929 1.409 0.000
H6 1.929 -1.409 0.000
H7 -1.929 1.409 0.000
H8 -1.929 -1.409 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54991.73691.73691.55371.55373.50063.5006
Ga22.54991.73691.73693.50063.50061.55371.5537
H31.73691.73692.35902.66452.66452.66452.6645
H41.73691.73692.35902.66452.66452.66452.6645
H51.55373.50062.66452.66452.81833.85904.7785
H61.55373.50062.66452.66452.81834.77853.8590
H73.50061.55372.66452.66453.85904.77852.8183
H83.50061.55372.66452.66454.77853.85902.8183

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.773 Ga1 Ga2 H4 42.773
Ga1 Ga2 H7 114.914 Ga1 Ga2 H8 114.914
Ga1 H3 Ga2 94.454 Ga1 H4 Ga2 94.454
Ga2 Ga1 H3 42.773 Ga2 Ga1 H4 42.773
Ga2 Ga1 H5 114.914 Ga2 Ga1 H6 114.914
H3 Ga1 H4 85.546 H3 Ga1 H5 108.012
H3 Ga1 H6 108.012 H3 Ga2 H4 85.546
H3 Ga2 H7 108.012 H3 Ga2 H8 108.012
H4 Ga1 H5 108.012 H4 Ga1 H6 108.012
H4 Ga2 H7 108.012 H4 Ga2 H8 108.012
H5 Ga1 H6 130.172 H7 Ga2 H8 130.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.490      
2 Ga 0.490      
3 H -0.241      
4 H -0.241      
5 H -0.125      
6 H -0.125      
7 H -0.125      
8 H -0.125      


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


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.252 0.000 0.000
y 0.000 7.263 0.000
z 0.000 0.000 5.305


<r2> (average value of r2) Å2
<r2> 150.904
(<r2>)1/2 12.284