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All results from a given calculation for BH4 (borohydride)

using model chemistry: ROHF/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at ROHF/6-31+G**
 hartrees
Energy at 0K-26.883670
Energy at 298.15K-26.886551
HF Energy-26.883670
Nuclear repulsion energy10.368395
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 ROHF/6-31+G**
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 2751 2354 61.56      
2 A1 2195 1879 138.13      
3 A1 1374 1176 57.73      
4 A1 946 810 9.00      
5 A2 953 816 0.00      
6 B1 2856 2444 147.52      
7 B1 1140 976 5.27      
8 B2 2076 1777 0.02      
9 B2 867 742 2.70      

Unscaled Zero Point Vibrational Energy (zpe) 7578.6 cm-1
Scaled (by 0.8559) Zero Point Vibrational Energy (zpe) 6486.6 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 ROHF/6-31+G**
ABC
5.84636 4.49964 3.13289

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.138
H2 0.000 0.557 -1.011
H3 0.000 -0.557 -1.011
H4 -1.059 0.000 0.666
H5 1.059 0.000 0.666

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.27711.27711.18321.1832
H21.27711.11322.06062.0606
H31.27711.11322.06062.0606
H41.18322.06062.06062.1173
H51.18322.06062.06062.1173

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 51.678 H2 B1 H4 113.703
H2 B1 H5 113.703 H3 B1 H4 113.703
H3 B1 H5 113.703 H4 B1 H5 126.941
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.156      
2 H 0.070      
3 H 0.070      
4 H 0.008      
5 H 0.008      


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 -1.211 1.211
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.621 0.000 0.000
y 0.000 -9.901 0.000
z 0.000 0.000 -8.808
Traceless
 xyz
x -1.267 0.000 0.000
y 0.000 -0.186 0.000
z 0.000 0.000 1.453
Polar
3z2-r22.906
x2-y2-0.721
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 11.997
(<r2>)1/2 3.464