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

using model chemistry: MP2=FULL/aug-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 MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-1194.577893
Energy at 298.15K-1194.578390
HF Energy-1193.586530
Nuclear repulsion energy349.771792
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 MP2=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 A1 1752 1698 13.79      
2 A1 1168 1132 314.49      
3 A1 572 554 0.02      
4 A1 329 319 2.25      
5 A1 164 159 0.96      
6 A2 507 492 0.00      
7 A2 148 143 0.00      
8 B1 332 322 0.34      
9 B2 1186 1149 13.05      
10 B2 967 937 162.34      
11 B2 431 417 0.70      
12 B2 412 400 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 3984.1 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 3861.4 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 MP2=FULL/aug-cc-pVDZ
ABC
0.10151 0.06179 0.03841

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.674 0.409
C2 0.000 -0.674 0.409
F3 0.000 1.340 1.579
F4 0.000 -1.340 1.579
Cl5 0.000 1.664 -0.981
Cl6 0.000 -1.664 -0.981

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34881.34622.32971.70642.7204
C21.34882.32971.34622.72041.7064
F31.34622.32972.68052.58053.9471
F42.32971.34622.68053.94712.5805
Cl51.70642.72042.58053.94713.3280
Cl62.72041.70643.94712.58053.3280

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 119.645 C1 C2 Cl6 125.446
C2 C1 F3 119.645 C2 C1 Cl5 125.446
F3 C1 Cl5 114.909 F4 C2 Cl6 114.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability