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

using model chemistry: B3PW91/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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-1196.079656
Energy at 298.15K-1196.080222
HF Energy-1196.079656
Nuclear repulsion energy351.482891
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 B3PW91/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 1786 1724 16.59      
2 A1 1189 1148 349.98      
3 A1 574 554 1.03      
4 A1 328 316 2.26      
5 A1 169 163 1.28      
6 A2 555 536 0.00      
7 A2 147 142 0.00      
8 B1 355 343 0.24      
9 B2 1237 1194 32.95      
10 B2 965 931 186.37      
11 B2 432 417 0.07      
12 B2 418 403 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 4077.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 3934.8 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 B3PW91/cc-pVDZ
ABC
0.10229 0.06251 0.03880

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.669 0.421
C2 0.000 -0.669 0.421
F3 0.000 1.339 1.569
F4 0.000 -1.339 1.569
Cl5 0.000 1.651 -0.979
Cl6 0.000 -1.651 -0.979

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33851.32902.31341.71042.7104
C21.33852.31341.32902.71041.7104
F31.32902.31342.67902.56693.9290
F42.31341.32902.67903.92902.5669
Cl51.71042.71042.56693.92903.3030
Cl62.71041.71043.92902.56693.3030

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 120.287 C1 C2 Cl6 125.049
C2 C1 F3 120.287 C2 C1 Cl5 125.049
F3 C1 Cl5 114.664 F4 C2 Cl6 114.664
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.132      
2 C 0.132      
3 F -0.125      
4 F -0.125      
5 Cl -0.007      
6 Cl -0.007      


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 -0.684 0.684
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.943 0.000 0.000
y 0.000 -45.199 0.000
z 0.000 0.000 -45.275
Traceless
 xyz
x 0.294 0.000 0.000
y 0.000 -0.091 0.000
z 0.000 0.000 -0.203
Polar
3z2-r2-0.407
x2-y20.256
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.928 0.000 0.000
y 0.000 8.178 0.000
z 0.000 0.000 6.562


<r2> (average value of r2) Å2
<r2> 237.614
(<r2>)1/2 15.415