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All results from a given calculation for CCl2 (dichloromethylene)

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-955.849332
Energy at 298.15K-955.848759
Nuclear repulsion energy116.286644
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 LSDA/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 A1 724 710 42.26      
2 A1 326 319 0.44      
3 B2 737 724 371.07      

Unscaled Zero Point Vibrational Energy (zpe) 893.3 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 876.6 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 LSDA/6-31G*
ABC
1.61906 0.12068 0.11230

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.857
Cl2 0.000 1.413 -0.151
Cl3 0.000 -1.413 -0.151

Atom - Atom Distances (Å)
  C1 Cl2 Cl3
C11.73611.7361
Cl21.73612.8266
Cl31.73612.8266

picture of dichloromethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 108.992
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.202      
2 Cl 0.101      
3 Cl 0.101      


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 -1.172 1.172
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.462 0.000 0.000
y 0.000 -29.095 0.000
z 0.000 0.000 -32.893
Traceless
 xyz
x 1.532 0.000 0.000
y 0.000 2.082 0.000
z 0.000 0.000 -3.614
Polar
3z2-r2-7.229
x2-y2-0.367
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.444 0.000 0.000
y 0.000 7.750 0.000
z 0.000 0.000 3.726


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000