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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-3831.650059
Energy at 298.15K-3831.657366
HF Energy-3831.445497
Nuclear repulsion energy293.597931
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 CCD/3-21G*
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 1926 1842 0.00      
2 Ag 1495 1430 0.00      
3 Ag 717 686 0.00      
4 Ag 237 226 0.00      
5 Au 457 437 0.00      
6 B1g 1933 1849 0.00      
7 B1g 478 457 0.00      
8 B1u 1296 1239 184.08      
9 B1u 634 606 112.57      
10 B2g 1316 1259 0.00      
11 B2g 407 389 0.00      
12 B2u 1938 1854 281.19      
13 B2u 760 727 125.61      
14 B2u 200 191 4.73      
15 B3g 757 724 0.00      
16 B3u 1920 1836 114.86      
17 B3u 1349 1290 1091.38      
18 B3u 670 641 432.40      

Unscaled Zero Point Vibrational Energy (zpe) 9243.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 8841.3 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 CCD/3-21G*
ABC
1.48321 0.06644 0.06508

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.305 0.000 0.000
Ga2 -1.305 0.000 0.000
H3 0.000 0.000 1.227
H4 0.000 0.000 -1.227
H5 1.985 1.438 0.000
H6 1.985 -1.438 0.000
H7 -1.985 1.438 0.000
H8 -1.985 -1.438 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.61041.79121.79121.59031.59033.59053.5905
Ga22.61041.79121.79123.59053.59051.59031.5903
H31.79121.79122.45362.74082.74082.74082.7408
H41.79121.79122.45362.74082.74082.74082.7408
H51.59033.59052.74082.74082.87533.96994.9018
H61.59033.59052.74082.74082.87534.90183.9699
H73.59051.59032.74082.74083.96994.90182.8753
H83.59051.59032.74082.74084.90183.96992.8753

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.227 Ga1 Ga2 H4 43.227
Ga1 Ga2 H7 115.307 Ga1 Ga2 H8 115.307
Ga1 H3 Ga2 93.547 Ga1 H4 Ga2 93.547
Ga2 Ga1 H3 43.227 Ga2 Ga1 H4 43.227
Ga2 Ga1 H5 115.307 Ga2 Ga1 H6 115.307
H3 Ga1 H4 86.453 H3 Ga1 H5 108.148
H3 Ga1 H6 108.148 H3 Ga2 H4 86.453
H3 Ga2 H7 108.148 H3 Ga2 H8 108.148
H4 Ga1 H5 108.148 H4 Ga1 H6 108.148
H4 Ga2 H7 108.148 H4 Ga2 H8 108.148
H5 Ga1 H6 129.386 H7 Ga2 H8 129.386
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability