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All results from a given calculation for BH4 (borohydride)

using model chemistry: PBEPBE/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 PBEPBE/aug-cc-pVTZ
 hartrees
Energy at 0K-27.095965
Energy at 298.15K-27.098640
HF Energy-27.095965
Nuclear repulsion energy10.291801
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 PBEPBE/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 2587 2570 28.90      
2 A1 2105 2091 74.87      
3 A1 1373 1364 33.88      
4 A1 992 985 0.23      
5 A2 594 590 0.00      
6 B1 2706 2688 69.11      
7 B1 1014 1008 0.24      
8 B2 1982 1969 0.05      
9 B2 680 676 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 7016.5 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 6970.9 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 PBEPBE/aug-cc-pVTZ
ABC
5.79258 4.46015 3.03699

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.150
H2 0.000 0.532 -1.032
H3 0.000 -0.532 -1.032
H4 -1.078 0.000 0.657
H5 1.078 0.000 0.657

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.29591.29591.19081.1908
H21.29591.06312.07252.0725
H31.29591.06312.07252.0725
H41.19082.07252.07252.1552
H51.19082.07252.07252.1552

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.433 H2 B1 H4 112.839
H2 B1 H5 112.839 H3 B1 H4 112.839
H3 B1 H5 112.839 H4 B1 H5 129.623
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.327      
2 H 0.146      
3 H 0.146      
4 H 0.017      
5 H 0.017      


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 -1.332 1.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.427 0.000 0.000
y 0.000 -10.045 0.000
z 0.000 0.000 -8.480
Traceless
 xyz
x -1.165 0.000 0.000
y 0.000 -0.592 0.000
z 0.000 0.000 1.756
Polar
3z2-r23.512
x2-y2-0.382
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.350 0.000 0.000
y 0.000 3.663 0.000
z 0.000 0.000 3.837


<r2> (average value of r2) Å2
<r2> 12.020
(<r2>)1/2 3.467