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

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-1196.203684
Energy at 298.15K-1196.204271
HF Energy-1196.203684
Nuclear repulsion energy353.016224
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-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 1767 1699 18.57      
2 A1 1182 1136 337.26      
3 A1 575 553 0.90      
4 A1 334 321 2.30      
5 A1 168 162 1.04      
6 A2 570 549 0.00      
7 A2 148 142 0.00      
8 B1 351 337 0.15      
9 B2 1222 1175 34.30      
10 B2 971 934 171.04      
11 B2 434 417 0.11      
12 B2 419 403 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 4069.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 3913.5 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-pVTZ
ABC
0.10336 0.06295 0.03912

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.665 0.415
C2 0.000 -0.665 0.415
F3 0.000 1.330 1.562
F4 0.000 -1.330 1.562
Cl5 0.000 1.648 -0.973
Cl6 0.000 -1.648 -0.973

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33081.32542.30141.70112.6983
C21.33082.30141.32542.69831.7011
F31.32542.30142.65982.55533.9111
F42.30141.32542.65983.91112.5553
Cl51.70112.69832.55533.91113.2963
Cl62.69831.70113.91112.55533.2963

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 120.087 C1 C2 Cl6 125.288
C2 C1 F3 120.087 C2 C1 Cl5 125.288
F3 C1 Cl5 114.624 F4 C2 Cl6 114.624
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.160      
2 C 0.160      
3 F -0.121      
4 F -0.121      
5 Cl -0.038      
6 Cl -0.038      


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 -0.765 0.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.987 0.000 0.000
y 0.000 -45.322 0.000
z 0.000 0.000 -45.610
Traceless
 xyz
x 0.479 0.000 0.000
y 0.000 -0.024 0.000
z 0.000 0.000 -0.455
Polar
3z2-r2-0.910
x2-y20.335
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.148 0.000 0.000
y 0.000 9.301 0.000
z 0.000 0.000 7.398


<r2> (average value of r2) Å2
<r2> 236.002
(<r2>)1/2 15.362