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All results from a given calculation for BH4 (borohydride)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-27.144420
Energy at 298.15K-27.147170
HF Energy-27.144420
Nuclear repulsion energy10.339183
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 B3PW91/6-311G**
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 2632 2535 35.48      
2 A1 2143 2064 86.84      
3 A1 1384 1333 41.39      
4 A1 1005 968 0.06      
5 A2 695 670 0.00      
6 B1 2752 2650 80.74      
7 B1 1042 1004 0.27      
8 B2 2020 1946 0.47      
9 B2 717 691 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 7195.5 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 6930.0 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 B3PW91/6-311G**
ABC
5.85790 4.49397 3.06455

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.149
H2 0.000 0.529 -1.028
H3 0.000 -0.529 -1.028
H4 -1.071 0.000 0.656
H5 1.071 0.000 0.656

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.29001.29001.18531.1853
H21.29001.05802.06442.0644
H31.29001.05802.06442.0644
H41.18532.06442.06442.1428
H51.18532.06442.06442.1428

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.418 H2 B1 H4 112.961
H2 B1 H5 112.961 H3 B1 H4 112.961
H3 B1 H5 112.961 H4 B1 H5 129.354
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.253      
2 H 0.100      
3 H 0.100      
4 H 0.027      
5 H 0.027      


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 -1.348 1.348
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.254 0.000 0.000
y 0.000 -9.873 0.000
z 0.000 0.000 -8.358
Traceless
 xyz
x -1.139 0.000 0.000
y 0.000 -0.567 0.000
z 0.000 0.000 1.706
Polar
3z2-r23.411
x2-y2-0.381
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.665 0.000 0.000
y 0.000 2.382 0.000
z 0.000 0.000 3.594


<r2> (average value of r2) Å2
<r2> 11.869
(<r2>)1/2 3.445