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All results from a given calculation for LiH (Lithium Hydride)

using model chemistry: PBEPBE/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 PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-8.042352
Energy at 298.15K-8.042411
HF Energy-8.042352
Nuclear repulsion energy0.973277
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 PBEPBE/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 1385 1370 86.57      

Unscaled Zero Point Vibrational Energy (zpe) 692.3 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 685.1 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 PBEPBE/6-31G(2df,p)
B
7.19005

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 0.408
H2 0.000 0.000 -1.223

Atom - Atom Distances (Å)
  Li1 H2
Li11.6311
H21.6311

picture of Lithium Hydride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li -0.046      
2 H 0.046      


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 5.583 5.583
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -5.840 0.000 0.000
y 0.000 -5.840 0.000
z 0.000 0.000 -6.941
Traceless
 xyz
x 0.551 0.000 0.000
y 0.000 0.551 0.000
z 0.000 0.000 -1.102
Polar
3z2-r2-2.203
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 5.126 0.000 0.000
y 0.000 5.126 0.000
z 0.000 0.000 4.733


<r2> (average value of r2) Å2
<r2> 5.872
(<r2>)1/2 2.423