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All results from a given calculation for LiBe (Lithium Beryllium)

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-22.153721
Energy at 298.15K-22.152489
HF Energy-22.153721
Nuclear repulsion energy2.428360
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 B1B95/6-311G**
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 318 306 11.24      

Unscaled Zero Point Vibrational Energy (zpe) 159.1 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 152.7 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 B1B95/6-311G**
B
0.62492

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.494
Be2 0.000 0.000 1.121

Atom - Atom Distances (Å)
  Li1 Be2
Li12.6150
Be22.6150

picture of Lithium Beryllium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.125      
2 Be -0.125      


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 -2.242 2.242
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.427 0.000 0.000
y 0.000 -13.427 0.000
z 0.000 0.000 -13.653
Traceless
 xyz
x 0.113 0.000 0.000
y 0.000 0.113 0.000
z 0.000 0.000 -0.225
Polar
3z2-r2-0.450
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 16.111 0.000 0.000
y 0.000 16.111 0.000
z 0.000 0.000 42.371


<r2> (average value of r2) Å2
<r2> 20.156
(<r2>)1/2 4.490