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All results from a given calculation for CFClCClF (trans-1,2-dichloro-1,2-difluoroethylene)

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-1194.488377
Energy at 298.15K-1194.488996
HF Energy-1193.564608
Nuclear repulsion energy348.724126
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 CCD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 1829 1750 0.00      
2 Ag 1259 1205 0.00      
3 Ag 650 622 0.00      
4 Ag 435 416 0.00      
5 Ag 294 282 0.00      
6 Au 382 365 1.79      
7 Au 138 132 0.19      
8 Bg 566 542 0.00      
9 Bu 1278 1223 299.61      
10 Bu 906 867 166.98      
11 Bu 431 413 3.79      
12 Bu 179 172 2.46      

Unscaled Zero Point Vibrational Energy (zpe) 4173.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 3993.2 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 CCD/cc-pVDZ
ABC
0.14151 0.04985 0.03686

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.067 0.667 0.000
C2 0.067 -0.667 0.000
F3 -1.264 1.246 0.000
F4 1.264 -1.246 0.000
Cl5 1.264 1.754 0.000
Cl6 -1.264 -1.754 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34011.32962.33051.71902.6999
C21.34012.33051.32962.69991.7190
F31.32962.33053.55002.57912.9994
F42.33051.32963.55002.99942.5791
Cl51.71902.69992.57912.99944.3236
Cl62.69991.71902.99942.57914.3236

picture of trans-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 121.601 C1 C2 Cl6 123.440
C2 C1 F3 121.601 C2 C1 Cl5 123.440
F3 C1 Cl5 114.959 F4 C2 Cl6 114.959
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability