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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-1193.690357
Energy at 298.15K-1193.691247
HF Energy-1193.690357
Nuclear repulsion energy356.003664
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 HF/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 1949 1766 20.23      
2 A1 1297 1175 347.01      
3 A1 612 554 0.33      
4 A1 364 330 3.34      
5 A1 184 167 1.25      
6 A2 683 619 0.00      
7 A2 167 152 0.00      
8 B1 393 356 1.00      
9 B2 1344 1218 51.18      
10 B2 1053 954 211.41      
11 B2 472 428 0.22      
12 B2 453 411 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 4485.5 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 4065.7 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 HF/Def2TZVPP
ABC
0.10600 0.06342 0.03968

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.654 0.411
C2 0.000 -0.654 0.411
F3 0.000 1.310 1.542
F4 0.000 -1.310 1.542
Cl5 0.000 1.650 -0.961
Cl6 0.000 -1.650 -0.961

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.30721.30682.26541.69602.6813
C21.30722.26541.30682.68131.6960
F31.30682.26542.61962.52583.8759
F42.26541.30682.61963.87592.5258
Cl51.69602.68132.52583.87593.2994
Cl62.68131.69603.87592.52583.2994

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 120.141 C1 C2 Cl6 125.967
C2 C1 F3 120.141 C2 C1 Cl5 125.967
F3 C1 Cl5 113.893 F4 C2 Cl6 113.893
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.233      
2 C 0.233      
3 F -0.217      
4 F -0.217      
5 Cl -0.015      
6 Cl -0.015      


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 -0.946 0.946
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.225 0.000 0.000
y 0.000 -46.107 0.000
z 0.000 0.000 -46.755
Traceless
 xyz
x 1.207 0.000 0.000
y 0.000 -0.117 0.000
z 0.000 0.000 -1.089
Polar
3z2-r2-2.178
x2-y20.883
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.395 0.000 0.000
y 0.000 8.954 0.000
z 0.000 0.000 6.814


<r2> (average value of r2) Å2
<r2> 233.566
(<r2>)1/2 15.283