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All results from a given calculation for BH4 (borohydride)

using model chemistry: ROHF/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 ROHF/6-31G**
 hartrees
Energy at 0K-26.890757
Energy at 298.15K-26.893654
HF Energy-26.890757
Nuclear repulsion energy10.389525
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 ROHF/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 2746 2346 55.78      
2 A1 2205 1884 144.10      
3 A1 1431 1223 75.51      
4 A1 1024 875 7.60      
5 A2 987 843 0.00      
6 B1 2857 2442 124.57      
7 B1 1137 972 4.03      
8 B2 2125 1816 1.28      
9 B2 843 721 2.76      

Unscaled Zero Point Vibrational Energy (zpe) 7676.4 cm-1
Scaled (by 0.8546) Zero Point Vibrational Energy (zpe) 6560.3 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 ROHF/6-31G**
ABC
5.93694 4.52071 3.10009

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.144
H2 0.000 0.530 -1.021
H3 0.000 -0.530 -1.021
H4 -1.062 0.000 0.661
H5 1.062 0.000 0.661

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28031.28031.18131.1813
H21.28031.05922.05912.0591
H31.28031.05922.05912.0591
H41.18132.05912.05912.1244
H51.18132.05912.05912.1244

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.870 H2 B1 H4 113.483
H2 B1 H5 113.483 H3 B1 H4 113.483
H3 B1 H5 113.483 H4 B1 H5 128.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.022      
2 H 0.050      
3 H 0.050      
4 H -0.039      
5 H -0.039      


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 -1.247 1.247
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.310 0.000 0.000
y 0.000 -9.619 0.000
z 0.000 0.000 -8.518
Traceless
 xyz
x -1.241 0.000 0.000
y 0.000 -0.205 0.000
z 0.000 0.000 1.446
Polar
3z2-r22.893
x2-y2-0.691
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 11.805
(<r2>)1/2 3.436