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All results from a given calculation for LiBr (Lithium Bromide)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-2577.601330
Energy at 298.15K 
HF Energy-2577.601330
Nuclear repulsion energy25.477500
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/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 570 516 108.84 8.07 0.16 0.28

Unscaled Zero Point Vibrational Energy (zpe) 285.1 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 258.2 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/6-31G(2df,p)
B
0.55008

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -2.009
Br2 0.000 0.000 0.172

Atom - Atom Distances (Å)
  Li1 Br2
Li12.1809
Br22.1809

picture of Lithium Bromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.179      
2 Br -0.179      


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 -7.275 7.275
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.618 0.000 0.000
y 0.000 -22.618 0.000
z 0.000 0.000 -3.950
Traceless
 xyz
x -9.334 0.000 0.000
y 0.000 -9.334 0.000
z 0.000 0.000 18.668
Polar
3z2-r237.337
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 4.179 0.000 0.000
y 0.000 4.179 0.000
z 0.000 0.000 4.604


<r2> (average value of r2) Å2
<r2> 23.383
(<r2>)1/2 4.836