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All results from a given calculation for BH4 (borohydride)

using model chemistry: M06-2X/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at M06-2X/3-21G
 hartrees
Energy at 0K-26.951390
Energy at 298.15K-26.954062
HF Energy-26.951390
Nuclear repulsion energy10.338784
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 M06-2X/3-21G
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 2710 2598 22.34      
2 A1 2093 2006 76.40      
3 A1 1256 1204 33.75      
4 A1 729 699 17.98      
5 A2 709 680 0.00      
6 B1 2834 2717 60.12      
7 B1 1081 1036 0.21      
8 B2 1955 1874 10.55      
9 B2 716 687 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7040.9 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 6750.1 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 M06-2X/3-21G
ABC
5.80780 4.47022 3.11731

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.141
H2 0.000 0.560 -1.016
H3 0.000 -0.560 -1.016
H4 -1.061 0.000 0.663
H5 1.061 0.000 0.663

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28591.28591.18221.1822
H21.28591.12082.06332.0633
H31.28591.12082.06332.0633
H41.18222.06332.06332.1223
H51.18222.06332.06332.1223

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 51.670 H2 B1 H4 113.375
H2 B1 H5 113.375 H3 B1 H4 113.375
H3 B1 H5 113.375 H4 B1 H5 127.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.296      
2 H 0.075      
3 H 0.075      
4 H 0.073      
5 H 0.073      


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 -1.203 1.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.274 0.000 0.000
y 0.000 -9.872 0.000
z 0.000 0.000 -8.646
Traceless
 xyz
x -1.015 0.000 0.000
y 0.000 -0.411 0.000
z 0.000 0.000 1.427
Polar
3z2-r22.853
x2-y2-0.403
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.039 0.000 0.000
y 0.000 1.852 0.000
z 0.000 0.000 3.069


<r2> (average value of r2) Å2
<r2> 11.917
(<r2>)1/2 3.452