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

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-137.750450
Energy at 298.15K-137.752111
HF Energy-137.750450
Nuclear repulsion energy232.109808
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 1194 1163 0.00      
2 Ag 985 959 0.00      
3 Ag 632 616 0.00      
4 Ag 402 392 0.00      
5 Ag 327 318 0.00      
6 Ag 233 227 0.00      
7 Au 1086 1058 345.28      
8 Au 338 330 1.21      
9 Au 209 203 3.12      
10 Au 55 53 0.63      
11 Bg 1075 1048 0.00      
12 Bg 501 488 0.00      
13 Bg 290 283 0.00      
14 Bu 1040 1013 325.06      
15 Bu 786 766 336.35      
16 Bu 534 520 17.62      
17 Bu 394 384 4.19      
18 Bu 152 148 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 5115.1 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 4984.7 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 B3LYP/CEP-121G
ABC
0.06857 0.03559 0.03212

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.254 0.745 0.000
C2 0.254 -0.745 0.000
Cl3 -2.088 0.858 0.000
Cl4 2.088 -0.858 0.000
F5 0.254 1.398 1.132
F6 0.254 1.398 -1.132
F7 -0.254 -1.398 1.132
F8 -0.254 -1.398 -1.132

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.57361.83782.83811.40231.40232.42352.4235
C21.57362.83811.83782.42352.42351.40231.4023
Cl31.83782.83814.51542.65722.65723.12023.1202
Cl42.83811.83784.51543.12023.12022.65722.6572
F51.40232.42352.65723.12022.26352.84263.6337
F61.40232.42352.65723.12022.26353.63372.8426
F72.42351.40233.12022.65722.84263.63372.2635
F82.42351.40233.12022.65723.63372.84262.2635

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 112.366 C1 C2 F7 108.920
C1 C2 F8 108.920 C2 C1 Cl3 112.366
C2 C1 F5 108.920 C2 C1 F6 108.920
Cl3 C1 F5 109.450 Cl3 C1 F6 109.450
Cl4 C2 F7 109.450 Cl4 C2 F8 109.450
F5 C1 F6 107.617 F7 C2 F8 107.617
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.015      
2 C 0.015      
3 Cl 0.202      
4 Cl 0.202      
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 -52.585 -1.904 0.000
y -1.904 -58.882 0.000
z 0.000 0.000 -59.080
Traceless
 xyz
x 6.396 -1.904 0.000
y -1.904 -3.050 0.000
z 0.000 0.000 -3.346
Polar
3z2-r2-6.693
x2-y26.297
xy-1.904
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.103 -0.666 0.000
y -0.666 5.090 0.000
z 0.000 0.000 4.923


<r2> (average value of r2) Å2
<r2> 204.246
(<r2>)1/2 14.291