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All results from a given calculation for GaH3 (Gallium trihydride)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at HF/SDD
 hartrees
Energy at 0K-3.681282
Energy at 298.15K-3.684108
HF Energy-3.681282
Nuclear repulsion energy3.589134
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 HF/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 1975 1779 0.00      
2 A2" 750 676 284.83      
3 E' 1937 1744 395.77      
3 E' 1937 1744 395.77      
4 E' 778 700 255.49      
4 E' 778 700 255.49      

Unscaled Zero Point Vibrational Energy (zpe) 4077.0 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 3671.0 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 HF/SDD
ABC
4.45381 4.45381 2.22690

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.000
H2 0.000 1.582 0.000
H3 1.370 -0.791 0.000
H4 -1.370 -0.791 0.000

Atom - Atom Distances (Å)
  Ga1 H2 H3 H4
Ga11.58231.58231.5823
H21.58232.74072.7407
H31.58232.74072.7407
H41.58232.74072.7407

picture of Gallium trihydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 Ga1 H3 120.000 H2 Ga1 H4 120.000
H3 Ga1 H4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.484      
2 H -0.161      
3 H -0.161      
4 H -0.161      


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 -15.993 0.000 0.000
y 0.000 -15.993 0.000
z 0.000 0.000 -9.828
Traceless
 xyz
x -3.082 0.000 0.000
y 0.000 -3.082 0.000
z 0.000 0.000 6.165
Polar
3z2-r212.329
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.156 0.000 0.000
y 0.000 3.156 0.000
z 0.000 0.000 1.592


<r2> (average value of r2) Å2
<r2> 16.216
(<r2>)1/2 4.027