return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for BH4 (borohydride)

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-27.107012
Energy at 298.15K-27.109738
HF Energy-27.107012
Nuclear repulsion energy10.245698
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 B1B95/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2643 2540 40.11      
2 A1 2156 2073 88.32      
3 A1 1333 1281 38.70      
4 A1 973 936 0.52      
5 A2 663 637 0.00      
6 B1 2766 2659 88.31      
7 B1 1023 983 0.17      
8 B2 1997 1919 0.87      
9 B2 725 697 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7139.3 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 6862.3 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 B1B95/cc-pVDZ
ABC
5.70353 4.41364 3.04075

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.146
H2 0.000 0.553 -1.029
H3 0.000 -0.553 -1.029
H4 -1.077 0.000 0.663
H5 1.077 0.000 0.663

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.29861.29861.19481.1948
H21.29861.10532.08032.0803
H31.29861.10532.08032.0803
H41.19482.08032.08032.1549
H51.19482.08032.08032.1549

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 50.372 H2 B1 H4 113.024
H2 B1 H5 113.024 H3 B1 H4 113.024
H3 B1 H5 113.024 H4 B1 H5 128.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.205      
2 H 0.094      
3 H 0.094      
4 H 0.009      
5 H 0.009      


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 -1.284 1.284
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.130 0.000 0.000
y 0.000 -9.717 0.000
z 0.000 0.000 -8.275
Traceless
 xyz
x -1.134 0.000 0.000
y 0.000 -0.514 0.000
z 0.000 0.000 1.648
Polar
3z2-r23.296
x2-y2-0.413
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.615 0.000 0.000
y 0.000 2.287 0.000
z 0.000 0.000 3.473


<r2> (average value of r2) Å2
<r2> 11.890
(<r2>)1/2 3.448