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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-1926.741616
Energy at 298.15K-1926.744434
HF Energy-1926.741616
Nuclear repulsion energy32.068679
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 mPW1PW91/6-311G**
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' 2001 1914 0.00      
2 A2" 727 696 181.40      
3 E' 2003 1917 251.70      
3 E' 2003 1917 251.72      
4 E' 768 734 149.75      
4 E' 768 734 149.75      

Unscaled Zero Point Vibrational Energy (zpe) 4134.8 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 3955.8 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 mPW1PW91/6-311G**
ABC
4.56337 4.56337 2.28169

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 0.000 0.000 0.000
H2 0.000 1.563 0.000
H3 1.354 -0.782 0.000
H4 -1.354 -0.782 0.000

Atom - Atom Distances (Å)
  Ga1 H2 H3 H4
Ga11.56321.56321.5632
H21.56322.70762.7076
H31.56322.70762.7076
H41.56322.70762.7076

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 mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga 0.363      
2 H -0.121      
3 H -0.121      
4 H -0.121      


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 -21.259 0.000 0.000
y 0.000 -21.259 0.000
z 0.000 0.000 -15.885
Traceless
 xyz
x -2.687 0.000 0.000
y 0.000 -2.687 0.000
z 0.000 0.000 5.374
Polar
3z2-r210.747
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 4.888 0.000 0.000
y 0.000 4.888 0.000
z 0.000 0.000 2.935


<r2> (average value of r2) Å2
<r2> 19.490
(<r2>)1/2 4.415