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All results from a given calculation for BH4 (borohydride)

using model chemistry: HF/TZVP

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/TZVP
 hartrees
Energy at 0K-26.902396
Energy at 298.15K-26.905258
HF Energy-26.902396
Nuclear repulsion energy10.376598
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/TZVP
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 2712 2464 53.79      
2 A1 2181 1982 142.82      
3 A1 1392 1264 72.75      
4 A1 936 851 18.75      
5 A2 960 872 0.00      
6 B1 2824 2566 125.21      
7 B1 1124 1021 3.48      
8 B2 2065 1876 0.30      
9 B2 794 721 0.47      

Unscaled Zero Point Vibrational Energy (zpe) 7493.1 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 6808.2 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/TZVP
ABC
5.94001 4.50532 3.08324

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.146
H2 0.000 0.525 -1.026
H3 0.000 -0.525 -1.026
H4 -1.064 0.000 0.660
H5 1.064 0.000 0.660

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28451.28451.18181.1818
H21.28451.05052.06212.0621
H31.28451.05052.06212.0621
H41.18182.06212.06212.1280
H51.18182.06212.06212.1280

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.275 H2 B1 H4 113.399
H2 B1 H5 113.399 H3 B1 H4 113.399
H3 B1 H5 113.399 H4 B1 H5 128.407
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.051      
2 H 0.056      
3 H 0.056      
4 H -0.031      
5 H -0.031      


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 -1.298 1.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.489 0.000 0.000
y 0.000 -9.918 0.000
z 0.000 0.000 -8.580
Traceless
 xyz
x -1.240 0.000 0.000
y 0.000 -0.384 0.000
z 0.000 0.000 1.624
Polar
3z2-r23.248
x2-y2-0.571
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.448 0.000 0.000
y 0.000 2.657 0.000
z 0.000 0.000 3.477


<r2> (average value of r2) Å2
<r2> 11.935
(<r2>)1/2 3.455