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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-1196.307924
Energy at 298.15K-1196.308513
HF Energy-1196.307924
Nuclear repulsion energy352.997824
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/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 1817 1746 17.31      
2 A1 1210 1163 353.29      
3 A1 582 559 0.91      
4 A1 323 310 2.25      
5 A1 168 161 1.45      
6 A2 566 544 0.00      
7 A2 150 144 0.00      
8 B1 358 344 0.34      
9 B2 1258 1209 34.68      
10 B2 977 939 187.98      
11 B2 436 419 0.12      
12 B2 419 402 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 4131.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 3970.8 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/cc-pVDZ
ABC
0.10287 0.06324 0.03916

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.667 0.420
C2 0.000 -0.667 0.420
F3 0.000 1.334 1.564
F4 0.000 -1.334 1.564
Cl5 0.000 1.641 -0.976
Cl6 0.000 -1.641 -0.976

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33311.32422.30421.70312.6973
C21.33312.30421.32422.69731.7031
F31.32422.30422.66732.55923.9119
F42.30421.32422.66733.91192.5592
Cl51.70312.69732.55923.91193.2819
Cl62.69731.70313.91192.55923.2819

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 120.251 C1 C2 Cl6 124.899
C2 C1 F3 120.251 C2 C1 Cl5 124.899
F3 C1 Cl5 114.850 F4 C2 Cl6 114.850
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.132      
2 C 0.132      
3 F -0.129      
4 F -0.129      
5 Cl -0.004      
6 Cl -0.004      


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 -0.737 0.737
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.824 0.000 0.000
y 0.000 -45.124 0.000
z 0.000 0.000 -45.253
Traceless
 xyz
x 0.365 0.000 0.000
y 0.000 -0.086 0.000
z 0.000 0.000 -0.279
Polar
3z2-r2-0.558
x2-y20.300
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.923 0.000 0.000
y 0.000 8.075 0.000
z 0.000 0.000 6.483


<r2> (average value of r2) Å2
<r2> 235.626
(<r2>)1/2 15.350