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All results from a given calculation for CF2CCl2 (difluorodichloroethylene)

using model chemistry: PBEPBE/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/TZVP
 hartrees
Energy at 0K-1195.726113
Energy at 298.15K-1195.726568
HF Energy-1195.726113
Nuclear repulsion energy350.140218
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 PBEPBE/TZVP
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 1719 1700 143.15      
2 A1 1005 994 184.23      
3 A1 611 604 3.12      
4 A1 424 419 0.26      
5 A1 254 251 0.15      
6 A2 146 145 0.00      
7 B1 549 543 6.06      
8 B1 315 311 0.33      
9 B2 1269 1254 158.45      
10 B2 927 916 161.35      
11 B2 441 436 1.46      
12 B2 184 182 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 3921.9 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 3878.0 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 PBEPBE/TZVP
ABC
0.08416 0.07207 0.03882

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.103
C2 0.000 0.000 -0.237
F3 0.000 1.099 1.845
F4 0.000 -1.099 1.845
Cl5 0.000 1.486 -1.130
Cl6 0.000 -1.486 -1.130

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34051.32591.32592.68202.6820
C21.34052.35482.35481.73331.7333
F31.32592.35482.19723.00023.9410
F41.32592.35482.19723.94103.0002
Cl52.68201.73333.00023.94102.9722
Cl62.68201.73333.94103.00022.9722

picture of difluorodichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 120.979 C1 C2 Cl6 120.979
C2 C1 F3 124.049 C2 C1 F4 124.049
F3 C1 F4 111.902 Cl5 C2 Cl6 118.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.396      
2 C -0.226      
3 F -0.102      
4 F -0.102      
5 Cl 0.017      
6 Cl 0.017      


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 -0.055 0.055
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.655 0.000 0.000
y 0.000 -45.525 0.000
z 0.000 0.000 -46.499
Traceless
 xyz
x 0.356 0.000 0.000
y 0.000 0.552 0.000
z 0.000 0.000 -0.909
Polar
3z2-r2-1.817
x2-y2-0.131
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.945 0.000 0.000
y 0.000 8.400 0.000
z 0.000 0.000 8.236


<r2> (average value of r2) Å2
<r2> 237.798
(<r2>)1/2 15.421