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: wB97X-D/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 2B2
1 2 yes D2D 2B2

Conformer 1 (C2V)

Jump to S1C2
Energy calculated at wB97X-D/STO-3G
 hartrees
Energy at 0K-26.787975
Energy at 298.15K 
HF Energy-26.787975
Nuclear repulsion energy10.413154
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 wB97X-D/STO-3G
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 3065 3065 4.96      
2 A1 2479 2479 15.93      
3 A1 1491 1491 19.97      
4 A1 1250 1250 0.19      
5 A2 373i 373i 0.00      
6 B1 3199 3199 7.64      
7 B1 1239 1239 0.09      
8 B2 2146 2146 168.51      
9 B2 850 850 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 7673.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7673.6 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 wB97X-D/STO-3G
ABC
5.47079 4.43267 3.45465

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.107
H2 0.000 0.705 -0.941
H3 0.000 -0.705 -0.941
H4 -1.016 0.000 0.675
H5 1.016 0.000 0.675

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.26291.26291.16371.1637
H21.26291.41042.03452.0345
H31.26291.41042.03452.0345
H41.16372.03452.03452.0312
H51.16372.03452.03452.0312

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 67.890 H2 B1 H4 113.889
H2 B1 H5 113.889 H3 B1 H4 113.889
H3 B1 H5 113.889 H4 B1 H5 121.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.087      
2 H 0.087      
3 H 0.087      
4 H -0.043      
5 H -0.043      


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 -1.405 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.234 0.000 0.000
y 0.000 -7.540 0.000
z 0.000 0.000 -8.024
Traceless
 xyz
x -1.452 0.000 0.000
y 0.000 1.089 0.000
z 0.000 0.000 0.363
Polar
3z2-r20.726
x2-y2-1.694
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.899 0.000 0.000
y 0.000 1.263 0.000
z 0.000 0.000 1.262


<r2> (average value of r2) Å2
<r2> 10.959
(<r2>)1/2 3.310

Conformer 2 (D2D)

Jump to S1C1
Energy calculated at wB97X-D/STO-3G
 hartrees
Energy at 0K-26.791365
Energy at 298.15K-26.793778
HF Energy-26.791365
Nuclear repulsion energy10.481443
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 wB97X-D/STO-3G
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 2683 2683 0.00      
2 A1 1340 1340 0.00      
3 B1 1451 1451 0.00      
4 B2 2670 2670 59.00      
5 B2 1100 1100 14.81      
6 E 2813 2813 95.27      
6 E 2813 2813 95.27      
7 E 484 484 276.56      
7 E 484 484 276.56      

Unscaled Zero Point Vibrational Energy (zpe) 7918.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7918.4 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 wB97X-D/STO-3G
ABC
5.10607 5.10607 3.39538

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/STO-3G

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
H2 0.000 1.110 0.451
H3 0.000 -1.110 0.451
H4 -1.110 0.000 -0.451
H5 1.110 0.000 -0.451

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.19781.19781.19781.1978
H21.19782.21951.80991.8099
H31.19782.21951.80991.8099
H41.19781.80991.80992.2195
H51.19781.80991.80992.2195

picture of borohydride state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 135.790 H2 B1 H4 98.141
H2 B1 H5 98.141 H3 B1 H4 98.141
H3 B1 H5 98.141 H4 B1 H5 135.790
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.131      
2 H 0.033      
3 H 0.033      
4 H 0.033      
5 H 0.033      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.268 0.000 0.000
y 0.000 -8.268 0.000
z 0.000 0.000 -7.875
Traceless
 xyz
x -0.196 0.000 0.000
y 0.000 -0.196 0.000
z 0.000 0.000 0.393
Polar
3z2-r20.786
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.747 0.000 0.000
y 0.000 1.747 0.000
z 0.000 0.000 0.989


<r2> (average value of r2) Å2
<r2> 10.821
(<r2>)1/2 3.290