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

using model chemistry: B2PLYP=FULLultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULLultrafine/6-31+G**
 hartrees
Energy at 0K-1195.709384
Energy at 298.15K 
HF Energy-1195.408356
Nuclear repulsion energy350.513709
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 B2PLYP=FULLultrafine/6-31+G**
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 1769 1769 13.71      
2 A1 1171 1171 353.78      
3 A1 570 570 0.41      
4 A1 333 333 2.65      
5 A1 169 169 1.09      
6 A2 532 532 0.00      
7 A2 146 146 0.00      
8 B1 338 338 0.54      
9 B2 1205 1205 22.88      
10 B2 968 968 180.37      
11 B2 436 436 0.22      
12 B2 417 417 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 4026.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4026.2 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 B2PLYP=FULLultrafine/6-31+G**
ABC
0.10265 0.06160 0.03850

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.668 0.405
C2 0.000 -0.668 0.405
F3 0.000 1.329 1.572
F4 0.000 -1.329 1.572
Cl5 0.000 1.673 -0.975
Cl6 0.000 -1.673 -0.975

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33661.34122.31351.70662.7177
C21.33662.31351.34122.71771.7066
F31.34122.31352.65842.56953.9369
F42.31351.34122.65843.93692.5695
Cl51.70662.71772.56953.93693.3467
Cl62.71771.70663.93692.56953.3467

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 119.522 C1 C2 Cl6 126.079
C2 C1 F3 119.522 C2 C1 Cl5 126.079
F3 C1 Cl5 114.399 F4 C2 Cl6 114.399
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability