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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-1396.122273
Energy at 298.15K-1396.124422
HF Energy-1396.122273
Nuclear repulsion energy614.137969
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 mPW1PW91/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 1301 1248 0.00      
2 Ag 1056 1013 0.00      
3 Ag 717 688 0.00      
4 Ag 443 425 0.00      
5 Ag 361 347 0.00      
6 Ag 251 241 0.00      
7 Au 1235 1185 379.02      
8 Au 377 362 0.49      
9 Au 222 213 1.37      
10 Au 66 64 0.12      
11 Bg 1221 1171 0.00      
12 Bg 548 526 0.00      
13 Bg 323 310 0.00      
14 Bu 1168 1121 361.62      
15 Bu 845 810 400.38      
16 Bu 618 593 11.03      
17 Bu 438 420 0.24      
18 Bu 165 159 0.93      

Unscaled Zero Point Vibrational Energy (zpe) 5678.5 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 5446.8 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 mPW1PW91/cc-pVTZ
ABC
0.07426 0.03883 0.03485

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.236 0.740 0.000
C2 0.236 -0.740 0.000
Cl3 -1.999 0.816 0.000
Cl4 1.999 -0.816 0.000
F5 0.236 1.352 1.080
F6 0.236 1.352 -1.080
F7 -0.236 -1.352 1.080
F8 -0.236 -1.352 -1.080

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55291.76542.72311.32801.32802.35452.3545
C21.55292.72311.76542.35452.35451.32801.3280
Cl31.76542.72314.31892.53942.53942.99662.9966
Cl42.72311.76544.31892.99662.99662.53942.5394
F51.32802.35452.53942.99662.16042.74523.4933
F61.32802.35452.53942.99662.16043.49332.7452
F72.35451.32802.99662.53942.74523.49332.1604
F82.35451.32802.99662.53943.49332.74522.1604

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 110.130 C1 C2 F7 109.379
C1 C2 F8 109.379 C2 C1 Cl3 110.130
C2 C1 F5 109.379 C2 C1 F6 109.379
Cl3 C1 F5 109.538 Cl3 C1 F6 109.538
Cl4 C2 F7 109.538 Cl4 C2 F8 109.538
F5 C1 F6 108.857 F7 C2 F8 108.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.353      
2 C 0.353      
3 Cl -0.091      
4 Cl -0.091      
5 F -0.131      
6 F -0.131      
7 F -0.131      
8 F -0.131      


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 -53.324 -0.709 0.000
y -0.709 -56.528 0.000
z 0.000 0.000 -56.801
Traceless
 xyz
x 3.340 -0.709 0.000
y -0.709 -1.465 0.000
z 0.000 0.000 -1.875
Polar
3z2-r2-3.750
x2-y23.204
xy-0.709
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.755 -0.755 0.000
y -0.755 6.195 0.000
z 0.000 0.000 5.781


<r2> (average value of r2) Å2
<r2> 310.311
(<r2>)1/2 17.616