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All results from a given calculation for LiAl (Lithium Aluminum)

using model chemistry: B3LYP/3-21G

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 B3LYP/3-21G
 hartrees
Energy at 0K-248.518224
Energy at 298.15K 
HF Energy-248.518224
Nuclear repulsion energy7.082786
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 B3LYP/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 Σ 300 289 5.04 382.75 0.06 0.11

Unscaled Zero Point Vibrational Energy (zpe) 149.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 144.5 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 B3LYP/3-21G
B
0.35659

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -2.367
Al2 0.000 0.000 0.546

Atom - Atom Distances (Å)
  Li1 Al2
Li12.9138
Al22.9138

picture of Lithium Aluminum state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.113      
2 Al -0.113      


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 -2.455 2.455
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.430 0.000 0.000
y 0.000 -19.430 0.000
z 0.000 0.000 -19.484
Traceless
 xyz
x 0.027 0.000 0.000
y 0.000 0.027 0.000
z 0.000 0.000 -0.054
Polar
3z2-r2-0.108
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 17.536 0.000 0.000
y 0.000 17.536 0.000
z 0.000 0.000 39.675


<r2> (average value of r2) Å2
<r2> 32.842
(<r2>)1/2 5.731