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

using model chemistry: HSEh1PBE/3-21G

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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-21.984735
Energy at 298.15K-21.983520
HF Energy-21.984735
Nuclear repulsion energy2.406710
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 HSEh1PBE/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 334 321 4.93      

Unscaled Zero Point Vibrational Energy (zpe) 166.8 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 160.7 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 HSEh1PBE/3-21G
B
0.61382

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.508
Be2 0.000 0.000 1.131

Atom - Atom Distances (Å)
  Li1 Be2
Li12.6385
Be22.6385

picture of Lithium Beryllium state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.177      
2 Be -0.177      


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 -2.402 2.402
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.674 0.000 0.000
y 0.000 -13.674 0.000
z 0.000 0.000 -13.126
Traceless
 xyz
x -0.274 0.000 0.000
y 0.000 -0.274 0.000
z 0.000 0.000 0.548
Polar
3z2-r21.096
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 17.417 0.000 0.000
y 0.000 17.417 0.000
z 0.000 0.000 41.327


<r2> (average value of r2) Å2
<r2> 20.361
(<r2>)1/2 4.512