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

using model chemistry: B3LYPultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-1196.221456
Energy at 298.15K-1196.221941
HF Energy-1196.221456
Nuclear repulsion energy350.047488
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 B3LYPultrafine/6-31G*
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 1774 1699 14.11      
2 A1 1184 1134 323.87      
3 A1 561 537 2.19      
4 A1 330 316 2.58      
5 A1 168 161 1.28      
6 A2 527 504 0.00      
7 A2 147 141 0.00      
8 B1 345 331 0.83      
9 B2 1235 1183 27.39      
10 B2 953 913 177.82      
11 B2 430 412 0.02      
12 B2 412 395 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 4033.3 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 3863.9 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 B3LYPultrafine/6-31G*
ABC
0.10200 0.06159 0.03840

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.668 0.415
C2 0.000 -0.668 0.415
F3 0.000 1.328 1.573
F4 0.000 -1.328 1.573
Cl5 0.000 1.674 -0.979
Cl6 0.000 -1.674 -0.979

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33601.33332.30781.71942.7256
C21.33602.30781.33332.72561.7194
F31.33332.30782.65592.57623.9406
F42.30781.33332.65593.94062.5762
Cl51.71942.72562.57623.94063.3480
Cl62.72561.71943.94062.57623.3480

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 119.669 C1 C2 Cl6 125.810
C2 C1 F3 119.669 C2 C1 Cl5 125.810
F3 C1 Cl5 114.522 F4 C2 Cl6 114.522
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.173      
2 C 0.173      
3 F -0.232      
4 F -0.232      
5 Cl 0.060      
6 Cl 0.060      


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 -0.580 0.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.847 0.000 0.000
y 0.000 -45.363 0.000
z 0.000 0.000 -45.356
Traceless
 xyz
x 0.512 0.000 0.000
y 0.000 -0.261 0.000
z 0.000 0.000 -0.251
Polar
3z2-r2-0.502
x2-y20.516
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.080 0.000 0.000
y 0.000 8.467 0.000
z 0.000 0.000 6.561


<r2> (average value of r2) Å2
<r2> 239.838
(<r2>)1/2 15.487