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All results from a given calculation for Cl2 (Chlorine diatomic)

using model chemistry: B2PLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at B2PLYP/6-31G
 hartrees
Energy at 0K-919.934571
Energy at 298.15K-919.934465
HF Energy-919.901142
Nuclear repulsion energy69.156206
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 B2PLYP/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 456 456 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 228.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 228.0 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 B2PLYP/6-31G
B
0.19716

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.106
Cl2 0.000 0.000 -1.106

Atom - Atom Distances (Å)
  Cl1 Cl2
Cl12.2114
Cl22.2114

picture of Chlorine diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.000      
2 Cl 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.826 0.000 0.000
y 0.000 -25.826 0.000
z 0.000 0.000 -22.991
Traceless
 xyz
x -1.417 0.000 0.000
y 0.000 -1.417 0.000
z 0.000 0.000 2.835
Polar
3z2-r25.670
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 0.812 0.000 0.000
y 0.000 0.812 0.000
z 0.000 0.000 6.220


<r2> (average value of r2) Å2
<r2> 57.108
(<r2>)1/2 7.557