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All results from a given calculation for BH3 (boron trihydride)

using model chemistry: PBE1PBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at PBE1PBE/cc-pVTZ
 hartrees
Energy at 0K-26.565895
Energy at 298.15K-26.567337
HF Energy-26.565895
Nuclear repulsion energy7.424358
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 PBE1PBE/cc-pVTZ
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' 2556 2456 0.00      
2 A2" 1144 1100 78.99      
3 E' 2692 2587 119.57      
3 E' 2692 2587 119.64      
4 E' 1190 1144 11.51      
4 E' 1190 1144 11.52      

Unscaled Zero Point Vibrational Energy (zpe) 5732.4 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 5508.8 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 PBE1PBE/cc-pVTZ
ABC
7.84038 7.84038 3.92019

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
H2 0.000 1.193 0.000
H3 1.033 -0.596 0.000
H4 -1.033 -0.596 0.000

Atom - Atom Distances (Å)
  B1 H2 H3 H4
B11.19261.19261.1926
H21.19262.06562.0656
H31.19262.06562.0656
H41.19262.06562.0656

picture of boron trihydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 120.000 H2 B1 H4 120.000
H3 B1 H4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.106      
2 H 0.035      
3 H 0.035      
4 H 0.035      


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 -9.299 0.000 0.000
y 0.000 -9.299 0.000
z 0.000 0.000 -7.200
Traceless
 xyz
x -1.050 0.000 0.000
y 0.000 -1.050 0.000
z 0.000 0.000 2.100
Polar
3z2-r24.200
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 2.744 0.000 0.000
y 0.000 2.743 0.000
z 0.000 0.000 1.836


<r2> (average value of r2) Å2
<r2> 9.638
(<r2>)1/2 3.104