return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF2CCl2 (difluorodichloroethylene)

using model chemistry: B2PLYP/aug-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 B2PLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-1195.804351
Energy at 298.15K-1195.804895
HF Energy-1195.486666
Nuclear repulsion energy350.694614
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 B2PLYP/aug-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 1790 1790 150.69      
2 A1 1024 1024 176.90      
3 A1 618 618 2.89      
4 A1 430 430 0.85      
5 A1 257 257 0.19      
6 A2 154 154 0.00      
7 B1 582 582 5.56      
8 B1 321 321 0.02      
9 B2 1304 1304 140.97      
10 B2 978 978 129.93      
11 B2 456 456 0.38      
12 B2 183 183 2.30      

Unscaled Zero Point Vibrational Energy (zpe) 4048.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4048.2 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 B2PLYP/aug-cc-pVDZ
ABC
0.08462 0.07212 0.03894

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.101
C2 0.000 0.000 -0.237
F3 0.000 1.095 1.845
F4 0.000 -1.095 1.845
Cl5 0.000 1.482 -1.129
Cl6 0.000 -1.482 -1.129

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33771.32441.32442.67752.6775
C21.33772.35272.35271.73001.7300
F31.32442.35272.19052.99943.9357
F41.32442.35272.19053.93572.9994
Cl52.67751.73002.99943.93572.9643
Cl62.67751.73003.93572.99942.9643

picture of difluorodichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 121.045 C1 C2 Cl6 121.045
C2 C1 F3 124.207 C2 C1 F4 124.207
F3 C1 F4 111.586 Cl5 C2 Cl6 117.909
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.685      
2 C -0.643      
3 F -0.397      
4 F -0.397      
5 Cl -0.124      
6 Cl -0.124      


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 -0.120 0.120
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.129 0.000 0.000
y 0.000 -46.116 0.000
z 0.000 0.000 -47.092
Traceless
 xyz
x 0.475 0.000 0.000
y 0.000 0.495 0.000
z 0.000 0.000 -0.970
Polar
3z2-r2-1.940
x2-y2-0.013
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.467 0.000 0.000
y 0.000 9.232 0.000
z 0.000 0.000 9.435


<r2> (average value of r2) Å2
<r2> 237.536
(<r2>)1/2 15.412