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All results from a given calculation for BH4 (borohydride)

using model chemistry: HSEh1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-27.110179
Energy at 298.15K-27.112936
HF Energy-27.110179
Nuclear repulsion energy10.353724
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 HSEh1PBE/aug-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 2640 2539 32.05      
2 A1 2156 2073 82.01      
3 A1 1408 1354 41.25      
4 A1 1017 979 0.01      
5 A2 701 675 0.00      
6 B1 2759 2654 74.09      
7 B1 1042 1002 0.38      
8 B2 2053 1975 0.01      
9 B2 712 685 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 7243.8 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 6967.1 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 HSEh1PBE/aug-cc-pVTZ
ABC
5.87058 4.51401 3.06890

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.149
H2 0.000 0.525 -1.027
H3 0.000 -0.525 -1.027
H4 -1.072 0.000 0.654
H5 1.072 0.000 0.654

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28761.28761.18471.1847
H21.28761.05092.06132.0613
H31.28761.05092.06132.0613
H41.18472.06132.06132.1434
H51.18472.06132.06132.1434

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.168 H2 B1 H4 112.903
H2 B1 H5 112.903 H3 B1 H4 112.903
H3 B1 H5 112.903 H4 B1 H5 129.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.309      
2 H 0.150      
3 H 0.150      
4 H 0.005      
5 H 0.005      


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 -1.344 1.344
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.335 0.000 0.000
y 0.000 -9.948 0.000
z 0.000 0.000 -8.360
Traceless
 xyz
x -1.181 0.000 0.000
y 0.000 -0.601 0.000
z 0.000 0.000 1.782
Polar
3z2-r23.564
x2-y2-0.386
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.207 0.000 0.000
y 0.000 3.516 0.000
z 0.000 0.000 3.704


<r2> (average value of r2) Å2
<r2> 11.887
(<r2>)1/2 3.448