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

using model chemistry: PBE1PBE/cc-pV(D+d)Z

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 PBE1PBE/cc-pV(D+d)Z
 hartrees
Energy at 0K-920.068350
Energy at 298.15K 
HF Energy-920.068350
Nuclear repulsion energy76.559621
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 PBE1PBE/cc-pV(D+d)Z
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 560 560 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 279.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 279.8 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 PBE1PBE/cc-pV(D+d)Z
B
0.24163

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pV(D+d)Z

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.997
Cl2 0.000 0.000 -0.997

Atom - Atom Distances (Å)
  Cl1 Cl2
Cl11.9941
Cl21.9941

picture of Chlorine diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pV(D+d)Z 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 -25.219 0.000 0.000
y 0.000 -25.219 0.000
z 0.000 0.000 -21.923
Traceless
 xyz
x -1.648 0.000 0.000
y 0.000 -1.648 0.000
z 0.000 0.000 3.295
Polar
3z2-r26.591
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 1.550 0.000 0.000
y 0.000 1.550 0.000
z 0.000 0.000 4.761


<r2> (average value of r2) Å2
<r2> 48.982
(<r2>)1/2 6.999