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

using model chemistry: B1B95/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-311G*
 hartrees
Energy at 0K-1196.373250
Energy at 298.15K-1196.373828
HF Energy-1196.373250
Nuclear repulsion energy353.600305
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 B1B95/6-311G*
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 1801 1727 18.19      
2 A1 1200 1150 373.88      
3 A1 580 556 1.24      
4 A1 331 317 2.74      
5 A1 167 160 1.55      
6 A2 564 541 0.00      
7 A2 150 144 0.00      
8 B1 352 337 0.34      
9 B2 1240 1189 31.98      
10 B2 978 938 199.40      
11 B2 437 419 0.16      
12 B2 423 406 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 4111.3 cm-1
Scaled (by 0.9586) Zero Point Vibrational Energy (zpe) 3941.1 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 B1B95/6-311G*
ABC
0.10378 0.06308 0.03923

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.664 0.414
C2 0.000 -0.664 0.414
F3 0.000 1.324 1.559
F4 0.000 -1.324 1.559
Cl5 0.000 1.649 -0.971
Cl6 0.000 -1.649 -0.971

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.32761.32202.29401.69932.6954
C21.32762.29401.32202.69541.6993
F31.32202.29402.64762.55123.9035
F42.29401.32202.64763.90352.5512
Cl51.69932.69542.55123.90353.2970
Cl62.69541.69933.90352.55123.2970

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 119.949 C1 C2 Cl6 125.413
C2 C1 F3 119.949 C2 C1 Cl5 125.413
F3 C1 Cl5 114.638 F4 C2 Cl6 114.638
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.151      
2 C 0.151      
3 F -0.167      
4 F -0.167      
5 Cl 0.016      
6 Cl 0.016      


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 -0.856 0.856
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.540 0.000 0.000
y 0.000 -46.227 0.000
z 0.000 0.000 -46.073
Traceless
 xyz
x 0.610 0.000 0.000
y 0.000 -0.421 0.000
z 0.000 0.000 -0.189
Polar
3z2-r2-0.378
x2-y20.688
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.946 0.000 0.000
y 0.000 8.380 0.000
z 0.000 0.000 6.659


<r2> (average value of r2) Å2
<r2> 235.812
(<r2>)1/2 15.356