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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-1195.755120
Energy at 298.15K-1195.755675
HF Energy-1195.452980
Nuclear repulsion energy350.425002
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/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 1775 1702 15.57      
2 A1 1183 1134 331.57      
3 A1 569 545 0.74      
4 A1 328 314 2.44      
5 A1 169 162 1.32      
6 A2 549 526 0.00      
7 A2 148 142 0.00      
8 B1 353 338 0.43      
9 B2 1229 1178 28.73      
10 B2 962 922 183.15      
11 B2 432 414 0.08      
12 B2 416 399 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 4056.2 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 3887.9 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 B2PLYP=FULL/cc-pVDZ
ABC
0.10166 0.06213 0.03856

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.670 0.421
C2 0.000 -0.670 0.421
F3 0.000 1.340 1.574
F4 0.000 -1.340 1.574
Cl5 0.000 1.658 -0.982
Cl6 0.000 -1.658 -0.982

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34081.33372.31801.71562.7184
C21.34082.31801.33372.71841.7156
F31.33372.31802.68072.57573.9400
F42.31801.33372.68073.94002.5757
Cl51.71562.71842.57573.94003.3160
Cl62.71841.71563.94002.57573.3160

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 120.153 C1 C2 Cl6 125.146
C2 C1 F3 120.153 C2 C1 Cl5 125.146
F3 C1 Cl5 114.702 F4 C2 Cl6 114.702
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability