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

using model chemistry: B2PLYP=FULL/aug-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 B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-1195.807880
Energy at 298.15K-1195.808392
HF Energy-1195.481970
Nuclear repulsion energy348.200307
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=FULL/aug-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 Ag 1770 1702 0.00      
2 Ag 1175 1130 0.00      
3 Ag 632 608 0.00      
4 Ag 424 408 0.00      
5 Ag 287 276 0.00      
6 Au 361 347 0.72      
7 Au 134 129 0.28      
8 Bg 536 516 0.00      
9 Bu 1198 1152 284.56      
10 Bu 886 852 176.84      
11 Bu 422 405 3.03      
12 Bu 173 166 2.06      

Unscaled Zero Point Vibrational Energy (zpe) 3997.9 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 3845.2 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=FULL/aug-cc-pVDZ
ABC
0.14115 0.04968 0.03675

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.060 0.667 0.000
C2 0.060 -0.667 0.000
F3 -1.265 1.252 0.000
F4 1.265 -1.252 0.000
Cl5 1.265 1.756 0.000
Cl6 -1.265 -1.756 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33871.33952.33151.71542.7062
C21.33872.33151.33952.70621.7154
F31.33952.33153.55922.57963.0083
F42.33151.33953.55923.00832.5796
Cl51.71542.70622.57963.00834.3290
Cl62.70621.71543.00832.57964.3290

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 121.039 C1 C2 Cl6 124.303
C2 C1 F3 121.039 C2 C1 Cl5 124.303
F3 C1 Cl5 114.657 F4 C2 Cl6 114.657
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability