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

using model chemistry: PBE1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-1195.688830
Energy at 298.15K-1195.689432
HF Energy-1195.688830
Nuclear repulsion energy352.492113
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-pVDZ
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 1810 1740 17.05      
2 A1 1210 1163 351.32      
3 A1 583 561 0.87      
4 A1 329 316 2.27      
5 A1 169 163 1.32      
6 A2 565 543 0.00      
7 A2 149 144 0.00      
8 B1 359 345 0.25      
9 B2 1258 1209 34.01      
10 B2 979 941 188.29      
11 B2 437 420 0.12      
12 B2 422 405 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 4134.3 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 3975.2 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-pVDZ
ABC
0.10279 0.06293 0.03903

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.668 0.420
C2 0.000 -0.668 0.420
F3 0.000 1.336 1.565
F4 0.000 -1.336 1.565
Cl5 0.000 1.645 -0.977
Cl6 0.000 -1.645 -0.977

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33601.32512.30781.70522.7026
C21.33602.30781.32512.70261.7052
F31.32512.30782.67222.56043.9178
F42.30781.32512.67223.91782.5604
Cl51.70522.70262.56043.91783.2907
Cl62.70261.70523.91782.56043.2907

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 120.278 C1 C2 Cl6 124.972
C2 C1 F3 120.278 C2 C1 Cl5 124.972
F3 C1 Cl5 114.750 F4 C2 Cl6 114.750
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.133      
2 C 0.133      
3 F -0.127      
4 F -0.127      
5 Cl -0.006      
6 Cl -0.006      


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 -0.683 0.683
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.029 0.000 0.000
y 0.000 -45.261 0.000
z 0.000 0.000 -45.330
Traceless
 xyz
x 0.266 0.000 0.000
y 0.000 -0.081 0.000
z 0.000 0.000 -0.185
Polar
3z2-r2-0.371
x2-y20.232
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.928 0.000 0.000
y 0.000 8.109 0.000
z 0.000 0.000 6.496


<r2> (average value of r2) Å2
<r2> 236.411
(<r2>)1/2 15.376