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All results from a given calculation for CF2ClCF2Cl (1,2-Dichloro-1,1,2,2-tetrafluoroethane)

using model chemistry: PBEPBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-1395.170679
Energy at 298.15K-1395.172489
HF Energy-1395.170679
Nuclear repulsion energy605.198431
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 PBEPBE/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 Ag 1230 1223 0.00      
2 Ag 982 976 0.00      
3 Ag 675 671 0.00      
4 Ag 412 410 0.00      
5 Ag 341 339 0.00      
6 Ag 240 239 0.00      
7 Au 1176 1169 406.20      
8 Au 355 353 0.62      
9 Au 203 202 1.74      
10 Au 49 49 0.04      
11 Bg 1158 1151 0.00      
12 Bg 515 512 0.00      
13 Bg 303 301 0.00      
14 Bu 1105 1099 363.36      
15 Bu 786 781 415.14      
16 Bu 584 580 9.99      
17 Bu 411 408 0.33      
18 Bu 158 157 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 5341.0 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 5310.0 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 PBEPBE/cc-pVDZ
ABC
0.07210 0.03772 0.03388

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.746 0.000
C2 0.237 -0.746 0.000
Cl3 -2.032 0.821 0.000
Cl4 2.032 -0.821 0.000
F5 0.237 1.370 1.098
F6 0.237 1.370 -1.098
F7 -0.237 -1.370 1.098
F8 -0.237 -1.370 -1.098

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.56551.79692.75771.34861.34862.38382.3838
C21.56552.75771.79692.38382.38381.34861.3486
Cl31.79692.75774.38372.57982.57983.03793.0379
Cl42.75771.79694.38373.03793.03792.57982.5798
F51.34862.38382.57983.03792.19542.78073.5428
F61.34862.38382.57983.03792.19543.54282.7807
F72.38381.34863.03792.57982.78073.54282.1954
F82.38381.34863.03792.57983.54282.78072.1954

picture of 1,2-Dichloro-1,1,2,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl4 110.009 C1 C2 F7 109.551
C1 C2 F8 109.551 C2 C1 Cl3 110.009
C2 C1 F5 109.551 C2 C1 F6 109.551
Cl3 C1 F5 109.373 Cl3 C1 F6 109.373
Cl4 C2 F7 109.373 Cl4 C2 F8 109.373
F5 C1 F6 108.965 F7 C2 F8 108.965
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.223      
2 C 0.223      
3 Cl -0.025      
4 Cl -0.025      
5 F -0.099      
6 F -0.099      
7 F -0.099      
8 F -0.099      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -53.850 -0.216 0.000
y -0.216 -56.197 0.000
z 0.000 0.000 -56.181
Traceless
 xyz
x 2.340 -0.216 0.000
y -0.216 -1.182 0.000
z 0.000 0.000 -1.158
Polar
3z2-r2-2.315
x2-y22.348
xy-0.216
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.440 -0.763 0.000
y -0.763 5.118 0.000
z 0.000 0.000 4.806


<r2> (average value of r2) Å2
<r2> 318.267
(<r2>)1/2 17.840