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All results from a given calculation for BH4 (borohydride)

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-26.935603
Energy at 298.15K-26.938303
HF Energy-26.935603
Nuclear repulsion energy10.300923
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 HSEh1PBE/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 2678 2580 25.21      
2 A1 2096 2019 74.05      
3 A1 1259 1212 37.26      
4 A1 833 802 14.73      
5 A2 666 641 0.00      
6 B1 2803 2700 65.39      
7 B1 1071 1032 0.06      
8 B2 2013 1939 7.06      
9 B2 744 717 1.53      

Unscaled Zero Point Vibrational Energy (zpe) 7080.5 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 6820.7 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 HSEh1PBE/3-21G
ABC
5.75773 4.45113 3.08894

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.142
H2 0.000 0.559 -1.019
H3 0.000 -0.559 -1.019
H4 -1.068 0.000 0.665
H5 1.068 0.000 0.665

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28851.28851.18901.1890
H21.28851.11712.07082.0708
H31.28851.11712.07082.0708
H41.18902.07082.07082.1360
H51.18902.07082.07082.1360

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 51.377 H2 B1 H4 113.339
H2 B1 H5 113.339 H3 B1 H4 113.339
H3 B1 H5 113.339 H4 B1 H5 127.840
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.347      
2 H 0.090      
3 H 0.090      
4 H 0.084      
5 H 0.084      


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 -1.278 1.278
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.298 0.000 0.000
y 0.000 -9.945 0.000
z 0.000 0.000 -8.581
Traceless
 xyz
x -1.035 0.000 0.000
y 0.000 -0.506 0.000
z 0.000 0.000 1.540
Polar
3z2-r23.080
x2-y2-0.353
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.114 0.000 0.000
y 0.000 1.875 0.000
z 0.000 0.000 3.132


<r2> (average value of r2) Å2
<r2> 11.968
(<r2>)1/2 3.459