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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: QCISD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-3850.469610
Energy at 298.15K-3850.477184
HF Energy-3850.027894
Nuclear repulsion energy300.993751
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 QCISD/aug-cc-pVTZ
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 2064 1987 0.00      
2 Ag 1611 1551 0.00      
3 Ag 764 735 0.00      
4 Ag 242 233 0.00      
5 Au 479 461 0.00      
6 B1g 2070 1992 0.00      
7 B1g 494 475 0.00      
8 B1u 1372 1320 228.49      
9 B1u 656 631 143.52      
10 B2g 1440 1386 0.00      
11 B2g 462 444 0.00      
12 B2u 2076 1998 345.15      
13 B2u 842 810 138.48      
14 B2u 221 212 8.63      
15 B3g 813 782 0.00      
16 B3u 2057 1979 141.80      
17 B3u 1473 1418 1068.18      
18 B3u 709 682 500.00      

Unscaled Zero Point Vibrational Energy (zpe) 9921.5 cm-1
Scaled (by 0.9624) Zero Point Vibrational Energy (zpe) 9548.5 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 QCISD/aug-cc-pVTZ
ABC
1.59749 0.06940 0.06796

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.278 0.000 0.000
Ga2 -1.278 0.000 0.000
H3 0.000 0.000 1.156
H4 0.000 0.000 -1.156
H5 1.936 1.396 0.000
H6 1.936 -1.396 0.000
H7 -1.936 1.396 0.000
H8 -1.936 -1.396 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.55571.72321.72321.54371.54373.50443.5044
Ga22.55571.72321.72323.50443.50441.54371.5437
H31.72321.72322.31222.65252.65252.65252.6525
H41.72321.72322.31222.65252.65252.65252.6525
H51.54373.50442.65252.65252.79243.87284.7745
H61.54373.50442.65252.65252.79244.77453.8728
H73.50441.54372.65252.65253.87284.77452.7924
H83.50441.54372.65252.65254.77453.87282.7924

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.137 Ga1 Ga2 H4 42.137
Ga1 Ga2 H7 115.253 Ga1 Ga2 H8 115.253
Ga1 H3 Ga2 95.726 Ga1 H4 Ga2 95.726
Ga2 Ga1 H3 42.137 Ga2 Ga1 H4 42.137
Ga2 Ga1 H5 115.253 Ga2 Ga1 H6 115.253
H3 Ga1 H4 84.274 H3 Ga1 H5 108.443
H3 Ga1 H6 108.443 H3 Ga2 H4 84.274
H3 Ga2 H7 108.443 H3 Ga2 H8 108.443
H4 Ga1 H5 108.443 H4 Ga1 H6 108.443
H4 Ga2 H7 108.443 H4 Ga2 H8 108.443
H5 Ga1 H6 129.494 H7 Ga2 H8 129.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability