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

using model chemistry: B3PW91/cc-pVDZ

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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-22.158516
Energy at 298.15K-22.157302
HF Energy-22.158516
Nuclear repulsion energy2.439286
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 B3PW91/cc-pVDZ
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 334 322 6.76      

Unscaled Zero Point Vibrational Energy (zpe) 166.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 161.0 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 B3PW91/cc-pVDZ
B
0.63055

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.488
Be2 0.000 0.000 1.116

Atom - Atom Distances (Å)
  Li1 Be2
Li12.6033
Be22.6033

picture of Lithium Beryllium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.057      
2 Be -0.057      


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 -2.693 2.693
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.438 0.000 0.000
y 0.000 -13.438 0.000
z 0.000 0.000 -12.678
Traceless
 xyz
x -0.380 0.000 0.000
y 0.000 -0.380 0.000
z 0.000 0.000 0.760
Polar
3z2-r21.519
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 17.133 0.000 0.000
y 0.000 17.133 0.000
z 0.000 0.000 42.966


<r2> (average value of r2) Å2
<r2> 19.853
(<r2>)1/2 4.456