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All results from a given calculation for BH4 (borohydride)

using model chemistry: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-26.718632
Energy at 298.15K-26.721142
HF Energy-26.704866
Nuclear repulsion energy10.412934
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 B2PLYP/STO-3G
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 3073 3073 6.75      
2 A1 2474 2474 20.88      
3 A1 1508 1508 22.21      
4 A1 1271 1271 0.62      
5 A2 366 366 0.00      
6 B1 3208 3208 9.29      
7 B1 1249 1249 0.41      
8 B2 2081 2081 215.76      
9 B2 825 825 5.58      

Unscaled Zero Point Vibrational Energy (zpe) 8027.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8027.9 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 B2PLYP/STO-3G
ABC
5.44498 4.42629 3.46996

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.105
H2 0.000 0.712 -0.938
H3 0.000 -0.712 -0.938
H4 -1.014 0.000 0.675
H5 1.014 0.000 0.675

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.26311.26311.16291.1629
H21.26311.42492.03362.0336
H31.26311.42492.03362.0336
H41.16292.03362.03362.0282
H51.16292.03362.03362.0282

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 68.673 H2 B1 H4 113.841
H2 B1 H5 113.841 H3 B1 H4 113.841
H3 B1 H5 113.841 H4 B1 H5 121.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.059      
2 H 0.080      
3 H 0.080      
4 H -0.051      
5 H -0.051      


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 -1.352 1.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.293 0.000 0.000
y 0.000 -7.526 0.000
z 0.000 0.000 -8.112
Traceless
 xyz
x -1.474 0.000 0.000
y 0.000 1.177 0.000
z 0.000 0.000 0.297
Polar
3z2-r20.595
x2-y2-1.767
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.902 0.000 0.000
y 0.000 1.332 0.000
z 0.000 0.000 1.255


<r2> (average value of r2) Å2
<r2> 10.987
(<r2>)1/2 3.315