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

using model chemistry: PBEPBE/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-1395.383029
Energy at 298.15K-1395.384884
HF Energy-1395.383029
Nuclear repulsion energy607.264653
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/Def2TZVPP
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 1203 1188 0.00      
2 Ag 978 966 0.00      
3 Ag 676 668 0.00      
4 Ag 416 411 0.00      
5 Ag 343 338 0.00      
6 Ag 239 236 0.00      
7 Au 1133 1119 361.02      
8 Au 360 355 0.18      
9 Au 215 212 1.10      
10 Au 63 63 0.14      
11 Bg 1115 1102 0.00      
12 Bg 519 513 0.00      
13 Bg 306 303 0.00      
14 Bu 1085 1072 333.32      
15 Bu 793 784 393.63      
16 Bu 585 577 8.55      
17 Bu 413 408 0.13      
18 Bu 159 157 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 5300.3 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 5236.2 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 PBEPBE/Def2TZVPP
ABC
0.07235 0.03806 0.03415

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.236 0.752 0.000
C2 0.236 -0.752 0.000
Cl3 -2.014 0.827 0.000
Cl4 2.014 -0.827 0.000
F5 0.236 1.370 1.095
F6 0.236 1.370 -1.095
F7 -0.236 -1.370 1.095
F8 -0.236 -1.370 -1.095

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.57621.77912.74851.34301.34302.38802.3880
C21.57622.74851.77912.38802.38801.34301.3430
Cl31.77912.74854.35372.56012.56013.03103.0310
Cl42.74851.77914.35373.03103.03102.56012.5601
F51.34302.38802.56013.03102.18952.78103.5395
F61.34302.38802.56013.03102.18953.53952.7810
F72.38801.34303.03102.56012.78103.53952.1895
F82.38801.34303.03102.56013.53952.78102.1895

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 109.847 C1 C2 F7 109.516
C1 C2 F8 109.516 C2 C1 Cl3 109.847
C2 C1 F5 109.516 C2 C1 F6 109.516
Cl3 C1 F5 109.371 Cl3 C1 F6 109.371
Cl4 C2 F7 109.371 Cl4 C2 F8 109.371
F5 C1 F6 109.203 F7 C2 F8 109.203
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.265      
2 C 0.265      
3 Cl -0.059      
4 Cl -0.059      
5 F -0.103      
6 F -0.103      
7 F -0.103      
8 F -0.103      


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 -53.367 -0.824 0.000
y -0.824 -57.053 0.000
z 0.000 0.000 -57.305
Traceless
 xyz
x 3.812 -0.824 0.000
y -0.824 -1.716 0.000
z 0.000 0.000 -2.095
Polar
3z2-r2-4.191
x2-y23.685
xy-0.824
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.506 -0.797 0.000
y -0.797 6.888 0.000
z 0.000 0.000 6.556


<r2> (average value of r2) Å2
<r2> 316.445
(<r2>)1/2 17.789