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

using model chemistry: PBEPBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/aug-cc-pVTZ
 hartrees
Energy at 0K-1195.751332
Energy at 298.15K-1195.751765
HF Energy-1195.751332
Nuclear repulsion energy350.333177
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 PBEPBE/aug-cc-pVTZ
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 1687 1676 18.82      
2 A1 1120 1112 338.77      
3 A1 554 550 0.90      
4 A1 321 319 1.96      
5 A1 162 161 0.89      
6 A2 527 524 0.00      
7 A2 140 139 0.00      
8 B1 329 327 0.07      
9 B2 1149 1142 27.60      
10 B2 932 926 153.03      
11 B2 418 415 0.14      
12 B2 404 402 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 3871.4 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 3846.3 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 PBEPBE/aug-cc-pVTZ
ABC
0.10177 0.06203 0.03854

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.672 0.414
C2 0.000 -0.672 0.414
F3 0.000 1.340 1.576
F4 0.000 -1.340 1.576
Cl5 0.000 1.660 -0.980
Cl6 0.000 -1.660 -0.980

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34301.34032.32311.70922.7166
C21.34302.32311.34032.71661.7092
F31.34032.32312.68082.57583.9413
F42.32311.34032.68083.94132.5758
Cl51.70922.71662.57583.94133.3196
Cl62.71661.70923.94132.57583.3196

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 119.938 C1 C2 Cl6 125.325
C2 C1 F3 119.938 C2 C1 Cl5 125.325
F3 C1 Cl5 114.737 F4 C2 Cl6 114.737
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.333      
2 C 0.333      
3 F -0.254      
4 F -0.254      
5 Cl -0.079      
6 Cl -0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.840 0.840
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.619 0.000 0.000
y 0.000 -45.909 0.000
z 0.000 0.000 -46.246
Traceless
 xyz
x 0.458 0.000 0.000
y 0.000 0.024 0.000
z 0.000 0.000 -0.482
Polar
3z2-r2-0.963
x2-y20.290
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.825 0.000 0.000
y 0.000 11.101 0.000
z 0.000 0.000 8.878


<r2> (average value of r2) Å2
<r2> 239.523
(<r2>)1/2 15.477