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All results from a given calculation for Ga2H6 (digallane)

using model chemistry: LSDA/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 LSDA/3-21G*
 hartrees
Energy at 0K-3830.094471
Energy at 298.15K-3830.101539
HF Energy-3830.094471
Nuclear repulsion energy300.730243
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 LSDA/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 1948 1913 0.00      
2 Ag 1506 1479 0.00      
3 Ag 685 673 0.00      
4 Ag 230 226 0.00      
5 Au 435 427 0.00      
6 B1g 1966 1930 0.00      
7 B1g 463 455 0.00      
8 B1u 1327 1303 105.75      
9 B1u 596 585 58.40      
10 B2g 1332 1308 0.00      
11 B2g 390 383 0.00      
12 B2u 1973 1937 230.68      
13 B2u 684 672 62.58      
14 B2u 150 147 3.24      
15 B3g 707 694 0.00      
16 B3u 1945 1910 100.50      
17 B3u 1311 1287 782.22      
18 B3u 633 621 312.75      

Unscaled Zero Point Vibrational Energy (zpe) 9139.7 cm-1
Scaled (by 0.982) Zero Point Vibrational Energy (zpe) 8975.2 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 LSDA/3-21G*
ABC
1.51427 0.07007 0.06860

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.271 0.000 0.000
Ga2 -1.271 0.000 0.000
H3 0.000 0.000 1.215
H4 0.000 0.000 -1.215
H5 1.924 1.422 0.000
H6 1.924 -1.422 0.000
H7 -1.924 1.422 0.000
H8 -1.924 -1.422 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.54191.75841.75841.56521.56523.49743.4974
Ga22.54191.75841.75843.49743.49741.56521.5652
H31.75841.75842.43042.68372.68372.68372.6837
H41.75841.75842.43042.68372.68372.68372.6837
H51.56523.49742.68372.68372.84483.84844.7856
H61.56523.49742.68372.68372.84484.78563.8484
H73.49741.56522.68372.68373.84844.78562.8448
H83.49741.56522.68372.68374.78563.84842.8448

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 43.716 Ga1 Ga2 H4 43.716
Ga1 Ga2 H7 114.667 Ga1 Ga2 H8 114.667
Ga1 H3 Ga2 92.568 Ga1 H4 Ga2 92.568
Ga2 Ga1 H3 43.716 Ga2 Ga1 H4 43.716
Ga2 Ga1 H5 114.667 Ga2 Ga1 H6 114.667
H3 Ga1 H4 87.432 H3 Ga1 H5 107.557
H3 Ga1 H6 107.557 H3 Ga2 H4 87.432
H3 Ga2 H7 107.557 H3 Ga2 H8 107.557
H4 Ga1 H5 107.557 H4 Ga1 H6 107.557
H4 Ga2 H7 107.557 H4 Ga2 H8 107.557
H5 Ga1 H6 130.665 H7 Ga2 H8 130.665
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga -0.265      
2 Ga -0.265      
3 H 0.079      
4 H 0.079      
5 H 0.093      
6 H 0.093      
7 H 0.093      
8 H 0.093      


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
Primitive
 xyz
x -38.772 0.000 0.000
y 0.000 -40.523 0.000
z 0.000 0.000 -36.554
Traceless
 xyz
x -0.234 0.000 0.000
y 0.000 -2.859 0.000
z 0.000 0.000 3.093
Polar
3z2-r26.186
x2-y21.750
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.554 0.000 0.000
y 0.000 8.209 0.000
z 0.000 0.000 6.386


<r2> (average value of r2) Å2
<r2> 150.122
(<r2>)1/2 12.252