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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-1195.743659
Energy at 298.15K-1195.744096
HF Energy-1195.743659
Nuclear repulsion energy350.339244
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 PBEPBEultrafine/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 1692 1680 16.77      
2 A1 1127 1119 332.66      
3 A1 554 550 1.31      
4 A1 322 320 2.00      
5 A1 163 161 0.95      
6 A2 523 519 0.00      
7 A2 140 139 0.00      
8 B1 333 330 0.01      
9 B2 1164 1156 28.88      
10 B2 931 924 158.39      
11 B2 417 415 0.05      
12 B2 405 402 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 3884.6 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 3857.8 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 PBEPBEultrafine/cc-pVTZ
ABC
0.10161 0.06213 0.03855

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.672 0.417
C2 0.000 -0.672 0.417
F3 0.000 1.341 1.576
F4 0.000 -1.341 1.576
Cl5 0.000 1.658 -0.982
Cl6 0.000 -1.658 -0.982

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.34301.33862.32271.71122.7167
C21.34302.32271.33862.71671.7112
F31.33862.32272.68272.57693.9413
F42.32271.33862.68273.94132.5769
Cl51.71122.71672.57693.94133.3151
Cl62.71671.71123.94132.57693.3151

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 120.027 C1 C2 Cl6 125.187
C2 C1 F3 120.027 C2 C1 Cl5 125.187
F3 C1 Cl5 114.787 F4 C2 Cl6 114.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.129      
2 C 0.129      
3 F -0.100      
4 F -0.100      
5 Cl -0.029      
6 Cl -0.029      


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 -0.698 0.698
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.286 0.000 0.000
y 0.000 -45.382 0.000
z 0.000 0.000 -45.519
Traceless
 xyz
x 0.164 0.000 0.000
y 0.000 0.021 0.000
z 0.000 0.000 -0.185
Polar
3z2-r2-0.370
x2-y20.096
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.218 0.000 0.000
y 0.000 9.619 0.000
z 0.000 0.000 7.767


<r2> (average value of r2) Å2
<r2> 239.112
(<r2>)1/2 15.463