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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-pVTZ

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-pVTZ
 hartrees
Energy at 0K-1395.366090
Energy at 298.15K-1395.367955
HF Energy-1395.366090
Nuclear repulsion energy606.954570
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-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 Ag 1212 1203 0.00      
2 Ag 977 970 0.00      
3 Ag 679 674 0.00      
4 Ag 414 411 0.00      
5 Ag 343 341 0.00      
6 Ag 238 236 0.00      
7 Au 1148 1140 366.40      
8 Au 358 355 0.33      
9 Au 212 211 1.22      
10 Au 62 61 0.08      
11 Bg 1130 1122 0.00      
12 Bg 519 516 0.00      
13 Bg 306 304 0.00      
14 Bu 1094 1086 332.57      
15 Bu 789 783 403.79      
16 Bu 586 582 8.88      
17 Bu 412 410 0.28      
18 Bu 158 157 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 5317.8 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 5281.1 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 PBEPBE/cc-pVTZ
ABC
0.07240 0.03798 0.03409

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

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 -2.023 0.820 0.000
Cl4 2.023 -0.820 0.000
F5 0.237 1.368 1.095
F6 0.237 1.368 -1.095
F7 -0.237 -1.368 1.095
F8 -0.237 -1.368 -1.095

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.56601.78712.75001.34571.34572.38112.3811
C21.56602.75001.78712.38112.38111.34571.3457
Cl31.78712.75004.36582.57052.57053.02943.0294
Cl42.75001.78714.36583.02943.02942.57052.5705
F51.34572.38112.57053.02942.18922.77783.5368
F61.34572.38112.57053.02942.18923.53682.7778
F72.38111.34573.02942.57052.77783.53682.1892
F82.38111.34573.02942.57053.53682.77782.1892

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 110.026 C1 C2 F7 109.497
C1 C2 F8 109.497 C2 C1 Cl3 110.026
C2 C1 F5 109.497 C2 C1 F6 109.497
Cl3 C1 F5 109.468 Cl3 C1 F6 109.468
Cl4 C2 F7 109.468 Cl4 C2 F8 109.468
F5 C1 F6 108.865 F7 C2 F8 108.865
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.301      
2 C 0.301      
3 Cl -0.084      
4 Cl -0.084      
5 F -0.108      
6 F -0.108      
7 F -0.108      
8 F -0.108      


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 -0.539 0.000
y -0.539 -56.739 0.000
z 0.000 0.000 -56.891
Traceless
 xyz
x 2.965 -0.539 0.000
y -0.539 -1.369 0.000
z 0.000 0.000 -1.596
Polar
3z2-r2-3.193
x2-y22.889
xy-0.539
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.428 -0.840 0.000
y -0.840 6.531 0.000
z 0.000 0.000 6.064


<r2> (average value of r2) Å2
<r2> 316.819
(<r2>)1/2 17.799