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All results from a given calculation for BH4 (borohydride)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at HF/SDD
 hartrees
Energy at 0K-26.866718
Energy at 298.15K-26.869444
HF Energy-26.866718
Nuclear repulsion energy10.265023
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 HF/SDD
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 2725 2454 83.73      
2 A1 2086 1879 216.40      
3 A1 1269 1142 33.31      
4 A1 683 615 25.57      
5 A2 838 755 0.00      
6 B1 2850 2566 171.26      
7 B1 1100 991 1.86      
8 B2 1811 1630 3.78      
9 B2 797 718 1.87      

Unscaled Zero Point Vibrational Energy (zpe) 7079.5 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 6374.4 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 HF/SDD
ABC
5.69040 4.35307 3.13167

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.136
H2 0.000 0.600 -1.014
H3 0.000 -0.600 -1.014
H4 -1.053 0.000 0.674
H5 1.053 0.000 0.674

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.29691.29691.18281.1828
H21.29691.20032.07802.0780
H31.29691.20032.07802.0780
H41.18282.07802.07802.1067
H51.18282.07802.07802.1067

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 55.131 H2 B1 H4 113.778
H2 B1 H5 113.778 H3 B1 H4 113.778
H3 B1 H5 113.778 H4 B1 H5 125.892
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.301      
2 H 0.083      
3 H 0.083      
4 H 0.067      
5 H 0.067      


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 -1.253 1.253
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.354 0.000 0.000
y 0.000 -9.716 0.000
z 0.000 0.000 -8.844
Traceless
 xyz
x -1.074 0.000 0.000
y 0.000 -0.117 0.000
z 0.000 0.000 1.191
Polar
3z2-r22.383
x2-y2-0.638
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.846 0.000 0.000
y 0.000 2.100 0.000
z 0.000 0.000 2.778


<r2> (average value of r2) Å2
<r2> 12.015
(<r2>)1/2 3.466