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All results from a given calculation for BH4 (borohydride)

using model chemistry: wB97X-D/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-27.144279
Energy at 298.15K-27.147034
HF Energy-27.144279
Nuclear repulsion energy10.350603
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-pVTZ
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 2627 2512 35.34      
2 A1 2141 2047 81.54      
3 A1 1357 1297 45.80      
4 A1 992 948 1.72      
5 A2 696 665 0.00      
6 B1 2741 2621 82.70      
7 B1 1055 1009 0.47      
8 B2 2037 1948 0.23      
9 B2 728 696 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7186.9 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 6870.7 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 wB97X-D/cc-pVTZ
ABC
5.87012 4.49818 3.08040

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.146
H2 0.000 0.533 -1.024
H3 0.000 -0.533 -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
B11.28641.28641.18441.1844
H21.28641.06682.06332.0633
H31.28641.06682.06332.0633
H41.18442.06332.06332.1356
H51.18442.06332.06332.1356

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.994 H2 B1 H4 113.186
H2 B1 H5 113.186 H3 B1 H4 113.186
H3 B1 H5 113.186 H4 B1 H5 128.726
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.419      
2 H 0.137      
3 H 0.137      
4 H 0.073      
5 H 0.073      


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 -1.360 1.360
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.337 0.000 0.000
y 0.000 -9.800 0.000
z 0.000 0.000 -8.346
Traceless
 xyz
x -1.264 0.000 0.000
y 0.000 -0.458 0.000
z 0.000 0.000 1.722
Polar
3z2-r23.444
x2-y2-0.537
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.883 0.000 0.000
y 0.000 2.780 0.000
z 0.000 0.000 3.572


<r2> (average value of r2) Å2
<r2> 11.853
(<r2>)1/2 3.443