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All results from a given calculation for BH4 (borohydride)

using model chemistry: wB97X-D/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at wB97X-D/cc-pVQZ
 hartrees
Energy at 0K-27.146543
Energy at 298.15K-27.149294
HF Energy-27.146543
Nuclear repulsion energy10.354407
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/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2624 2624 35.39      
2 A1 2140 2140 81.64      
3 A1 1360 1360 45.38      
4 A1 996 996 1.43      
5 A2 695 695 0.00      
6 B1 2736 2736 84.08      
7 B1 1053 1053 0.50      
8 B2 2040 2040 0.03      
9 B2 720 720 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7182.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7182.1 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 wB97X-D/cc-pVQZ
ABC
5.87774 4.50128 3.08076

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.146
H2 0.000 0.532 -1.024
H3 0.000 -0.532 -1.024
H4 -1.068 0.000 0.659
H5 1.068 0.000 0.659

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28601.28601.18411.1841
H21.28601.06412.06282.0628
H31.28601.06412.06282.0628
H41.18412.06282.06282.1352
H51.18412.06282.06282.1352

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.880 H2 B1 H4 113.193
H2 B1 H5 113.193 H3 B1 H4 113.193
H3 B1 H5 113.193 H4 B1 H5 128.736
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.155      
2 H 0.020      
3 H 0.020      
4 H -0.098      
5 H -0.098      


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 -1.359 1.359
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.333 0.000 0.000
y 0.000 -9.804 0.000
z 0.000 0.000 -8.337
Traceless
 xyz
x -1.262 0.000 0.000
y 0.000 -0.470 0.000
z 0.000 0.000 1.732
Polar
3z2-r23.464
x2-y2-0.528
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.027 0.000 0.000
y 0.000 3.150 0.000
z 0.000 0.000 3.609


<r2> (average value of r2) Å2
<r2> 11.847
(<r2>)1/2 3.442