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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: CCSD(T)/aug-cc-pVDZ

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)/aug-cc-pVDZ
 hartrees
Energy at 0K-3850.167781
Energy at 298.15K-3850.175137
HF Energy-3849.883544
Nuclear repulsion energy295.031625
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)/aug-cc-pVDZ
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 1992 1917        
2 Ag 1519 1462        
3 Ag 731 704        
4 Ag 236 227        
5 Au 448 431        
6 B1g 1990 1916        
7 B1g 467 450        
8 B1u 1239 1192        
9 B1u 654 630        
10 B2g 1314 1264        
11 B2g 412 396        
12 B2u 1996 1921        
13 B2u 774 745        
14 B2u 210 202        
15 B3g 740 712        
16 B3u 1986 1911        
17 B3u 1359 1308        
18 B3u 670 644        

Unscaled Zero Point Vibrational Energy (zpe) 9367.6 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 9016.3 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)/aug-cc-pVDZ
ABC
1.55342 0.06638 0.06502

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.308 0.000 0.000
Ga2 -1.308 0.000 0.000
H3 0.000 0.000 1.173
H4 0.000 0.000 -1.173
H5 1.956 1.415 0.000
H6 1.956 -1.415 0.000
H7 -1.956 1.415 0.000
H8 -1.956 -1.415 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.61561.75711.75711.55681.55683.55753.5575
Ga22.61561.75711.75713.55753.55751.55681.5568
H31.75711.75712.34692.68442.68442.68442.6844
H41.75711.75712.34692.68442.68442.68442.6844
H51.55683.55752.68442.68442.83093.91194.8287
H61.55683.55752.68442.68442.83094.82873.9119
H73.55751.55682.68442.68443.91194.82872.8309
H83.55751.55682.68442.68444.82873.91192.8309

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 41.901 Ga1 Ga2 H4 41.901
Ga1 Ga2 H7 114.604 Ga1 Ga2 H8 114.604
Ga1 H3 Ga2 96.199 Ga1 H4 Ga2 96.199
Ga2 Ga1 H3 41.901 Ga2 Ga1 H4 41.901
Ga2 Ga1 H5 114.604 Ga2 Ga1 H6 114.604
H3 Ga1 H4 83.801 H3 Ga1 H5 108.052
H3 Ga1 H6 108.052 H3 Ga2 H4 83.801
H3 Ga2 H7 108.052 H3 Ga2 H8 108.052
H4 Ga1 H5 108.052 H4 Ga1 H6 108.052
H4 Ga2 H7 108.052 H4 Ga2 H8 108.052
H5 Ga1 H6 130.792 H7 Ga2 H8 130.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability