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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-3850.463512
Energy at 298.15K-3850.471083
HF Energy-3850.027393
Nuclear repulsion energy301.384616
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 CCSD(T)/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 2073 2020        
2 Ag 1628 1587        
3 Ag 757 738        
4 Ag 246 240        
5 Au 479 467        
6 B1g 2081 2028        
7 B1g 495 483        
8 B1u 1381 1346        
9 B1u 652 636        
10 B2g 1439 1402        
11 B2g 449 438        
12 B2u 2086 2034        
13 B2u 827 806        
14 B2u 233 227        
15 B3g 799 779        
16 B3u 2065 2013        
17 B3u 1456 1419        
18 B3u 706 688        

Unscaled Zero Point Vibrational Energy (zpe) 9924.9 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 9674.8 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 CCSD(T)/cc-pVTZ
ABC
1.58760 0.06977 0.06831

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.274 0.000 0.000
Ga2 -1.274 0.000 0.000
H3 0.000 0.000 1.165
H4 0.000 0.000 -1.165
H5 1.940 1.398 0.000
H6 1.940 -1.398 0.000
H7 -1.940 1.398 0.000
H8 -1.940 -1.398 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54791.72661.72661.54851.54853.50453.5045
Ga22.54791.72661.72663.50453.50451.54851.5485
H31.72661.72662.33092.65992.65992.65992.6599
H41.72661.72662.33092.65992.65992.65992.6599
H51.54853.50452.65992.65992.79633.87924.7820
H61.54853.50452.65992.65992.79634.78203.8792
H73.50451.54852.65992.65993.87924.78202.7963
H83.50451.54852.65992.65994.78203.87922.7963

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.453 Ga1 Ga2 H4 42.453
Ga1 Ga2 H7 115.459 Ga1 Ga2 H8 115.459
Ga1 H3 Ga2 95.093 Ga1 H4 Ga2 95.093
Ga2 Ga1 H3 42.453 Ga2 Ga1 H4 42.453
Ga2 Ga1 H5 115.459 Ga2 Ga1 H6 115.459
H3 Ga1 H4 84.907 H3 Ga1 H5 108.492
H3 Ga1 H6 108.492 H3 Ga2 H4 84.907
H3 Ga2 H7 108.492 H3 Ga2 H8 108.492
H4 Ga1 H5 108.492 H4 Ga1 H6 108.492
H4 Ga2 H7 108.492 H4 Ga2 H8 108.492
H5 Ga1 H6 129.082 H7 Ga2 H8 129.082
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability