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All results from a given calculation for BH4 (borohydride)

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-27.137289
Energy at 298.15K-27.140026
HF Energy-27.137289
Nuclear repulsion energy10.259757
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 B3PW91/aug-cc-pVDZ
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 2627 2534 36.53      
2 A1 2152 2075 86.13      
3 A1 1379 1331 38.15      
4 A1 1000 964 0.08      
5 A2 677 653 0.00      
6 B1 2751 2653 79.29      
7 B1 1029 993 0.50      
8 B2 2002 1932 0.10      
9 B2 709 684 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7162.7 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 6909.1 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 B3PW91/aug-cc-pVDZ
ABC
5.75911 4.42590 3.02336

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.149
H2 0.000 0.536 -1.034
H3 0.000 -0.536 -1.034
H4 -1.079 0.000 0.661
H5 1.079 0.000 0.661

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.29911.29911.19451.1945
H21.29911.07292.08002.0800
H31.29911.07292.08002.0800
H41.19452.08002.08002.1581
H51.19452.08002.08002.1581

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.781 H2 B1 H4 112.988
H2 B1 H5 112.988 H3 B1 H4 112.988
H3 B1 H5 112.988 H4 B1 H5 129.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -2.136      
2 H 0.543      
3 H 0.543      
4 H 0.525      
5 H 0.525      


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 -1.322 1.322
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.348 0.000 0.000
y 0.000 -9.943 0.000
z 0.000 0.000 -8.412
Traceless
 xyz
x -1.171 0.000 0.000
y 0.000 -0.562 0.000
z 0.000 0.000 1.733
Polar
3z2-r23.467
x2-y2-0.406
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.220 0.000 0.000
y 0.000 3.525 0.000
z 0.000 0.000 3.760


<r2> (average value of r2) Å2
<r2> 12.004
(<r2>)1/2 3.465