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All results from a given calculation for LiBH4 (Lithium borohydride)

using model chemistry: HF/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/3-21G*
 hartrees
Energy at 0K-34.243838
Energy at 298.15K-34.247868
HF Energy-34.243838
Nuclear repulsion energy17.061731
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 HF/3-21G*
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 2728 2462 147.27      
2 A1 2306 2082 213.74      
3 A1 1303 1176 168.89      
4 A1 656 592 182.40      
5 E 2217 2001 488.50      
5 E 2217 2001 488.50      
6 E 1371 1237 28.50      
6 E 1371 1237 28.50      
7 E 1227 1108 45.09      
7 E 1227 1108 45.09      
8 E 447 403 0.17      
8 E 447 403 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 8758.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 7905.1 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 HF/3-21G*
ABC
4.18746 0.72672 0.72672

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.487
B2 0.000 0.000 0.526
H3 0.000 0.000 1.716
H4 0.000 1.154 0.039
H5 0.999 -0.577 0.039
H6 -0.999 -0.577 0.039

Atom - Atom Distances (Å)
  Li1 B2 H3 H4 H5 H6
Li12.01323.20381.91351.91351.9135
B22.01321.19061.25241.25241.2524
H33.20381.19062.03602.03602.0360
H41.91351.25242.03601.99861.9986
H51.91351.25242.03601.99861.9986
H61.91351.25242.03601.99861.9986

picture of Lithium borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 B2 H3 180.000 Li1 B2 H4 67.128
Li1 B2 H5 67.128 Li1 B2 H6 67.128
Li1 H4 B2 75.785 Li1 H5 B2 75.785
Li1 H6 B2 75.785 H3 B2 H4 112.872
H3 B2 H5 112.872 H3 B2 H6 112.872
H4 B2 H5 105.866 H4 B2 H6 105.866
H5 B2 H6 105.866
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.621      
2 B -0.264      
3 H -0.054      
4 H -0.101      
5 H -0.101      
6 H -0.101      


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 -6.675 6.675
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.771 0.000 0.000
y 0.000 -14.771 0.000
z 0.000 0.000 -4.081
Traceless
 xyz
x -5.345 0.000 0.000
y 0.000 -5.345 0.000
z 0.000 0.000 10.690
Polar
3z2-r221.380
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 3.118 0.000 0.000
y 0.000 3.118 0.000
z 0.000 0.000 4.115


<r2> (average value of r2) Å2
<r2> 21.965
(<r2>)1/2 4.687