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All results from a given calculation for BH4 (borohydride)

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-27.143686
Energy at 298.15K-27.146393
HF Energy-27.143686
Nuclear repulsion energy10.311413
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 B3LYP/6-31G*
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 2669 2563 44.08      
2 A1 2122 2038 89.58      
3 A1 1295 1244 32.54      
4 A1 940 902 2.38      
5 A2 614 590 0.00      
6 B1 2780 2669 92.39      
7 B1 1075 1033 0.66      
8 B2 1956 1879 2.96      
9 B2 778 747 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 7114.5 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 6832.1 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 B3LYP/6-31G*
ABC
5.70161 4.46186 3.13397

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.137
H2 0.000 0.580 -1.007
H3 0.000 -0.580 -1.007
H4 -1.063 0.000 0.665
H5 1.063 0.000 0.665

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28281.28281.18741.1874
H21.28281.15992.06532.0653
H31.28281.15992.06532.0653
H41.18742.06532.06532.1265
H51.18742.06532.06532.1265

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 53.753 H2 B1 H4 113.399
H2 B1 H5 113.399 H3 B1 H4 113.399
H3 B1 H5 113.399 H4 B1 H5 127.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.237      
2 H 0.083      
3 H 0.083      
4 H 0.035      
5 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 -1.221 1.221
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.016 0.000 0.000
y 0.000 -9.359 0.000
z 0.000 0.000 -8.388
Traceless
 xyz
x -1.143 0.000 0.000
y 0.000 -0.157 0.000
z 0.000 0.000 1.300
Polar
3z2-r22.600
x2-y2-0.657
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.258 0.000 0.000
y 0.000 1.946 0.000
z 0.000 0.000 3.123


<r2> (average value of r2) Å2
<r2> 11.723
(<r2>)1/2 3.424