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All results from a given calculation for CFClCFCl (cis-1,2-dichloro-1,2-difluoroethylene)

using model chemistry: B1B95/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 B1B95/TZVP
 hartrees
Energy at 0K-1196.404119
Energy at 298.15K-1196.404718
HF Energy-1196.404119
Nuclear repulsion energy353.340988
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 B1B95/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 1797 1719 18.50      
2 A1 1195 1144 374.67      
3 A1 577 553 1.25      
4 A1 333 319 2.70      
5 A1 167 160 1.39      
6 A2 576 551 0.00      
7 A2 149 143 0.00      
8 B1 350 335 0.21      
9 B2 1238 1184 38.16      
10 B2 980 938 184.02      
11 B2 437 419 0.06      
12 B2 423 405 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 4111.0 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 3933.8 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 B1B95/TZVP
ABC
0.10324 0.06322 0.03921

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.663 0.418
C2 0.000 -0.663 0.418
F3 0.000 1.326 1.562
F4 0.000 -1.326 1.562
Cl5 0.000 1.645 -0.975
Cl6 0.000 -1.645 -0.975

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.32561.32172.29371.70452.6958
C21.32562.29371.32172.69581.7045
F31.32172.29372.65122.55643.9063
F42.29371.32172.65123.90632.5564
Cl51.70452.69582.55643.90633.2907
Cl62.69581.70453.90632.55643.2907

picture of cis-1,2-dichloro-1,2-difluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.098 C1 C2 Cl6 125.201
C2 C1 F3 120.098 C2 C1 Cl5 125.201
F3 C1 Cl5 114.701 F4 C2 Cl6 114.701
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.132      
2 C 0.132      
3 F -0.130      
4 F -0.130      
5 Cl -0.002      
6 Cl -0.002      


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 -1.023 1.023
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.172 0.000 0.000
y 0.000 -45.824 0.000
z 0.000 0.000 -46.325
Traceless
 xyz
x 0.903 0.000 0.000
y 0.000 -0.075 0.000
z 0.000 0.000 -0.827
Polar
3z2-r2-1.654
x2-y20.652
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.872 0.000 0.000
y 0.000 8.633 0.000
z 0.000 0.000 6.986


<r2> (average value of r2) Å2
<r2> 235.830
(<r2>)1/2 15.357