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

using model chemistry: HSEh1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at HSEh1PBE/6-311G*
 hartrees
Energy at 0K-1395.434295
Energy at 298.15K-1395.436426
HF Energy-1395.434295
Nuclear repulsion energy613.424537
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 HSEh1PBE/6-311G*
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 1064 1021 0.00      
3 Ag 716 687 0.00      
4 Ag 445 427 0.00      
5 Ag 361 347 0.00      
6 Ag 255 244 0.00      
7 Au 1234 1184 432.29      
8 Au 381 366 0.60      
9 Au 222 213 2.07      
10 Au 62 59 0.16      
11 Bg 1221 1171 0.00      
12 Bg 548 526 0.00      
13 Bg 328 315 0.00      
14 Bu 1165 1118 409.91      
15 Bu 847 813 437.31      
16 Bu 616 591 13.76      
17 Bu 440 422 0.26      
18 Bu 169 162 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 5685.7 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 5456.0 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 HSEh1PBE/6-311G*
ABC
0.07429 0.03865 0.03476

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.739 0.000
C2 0.237 -0.739 0.000
Cl3 -2.001 0.825 0.000
Cl4 2.001 -0.825 0.000
F5 0.237 1.351 1.082
F6 0.237 1.351 -1.082
F7 -0.237 -1.351 1.082
F8 -0.237 -1.351 -1.082

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55211.76592.73021.33071.33072.35362.3536
C21.55212.73021.76592.35362.35361.33071.3307
Cl31.76592.73024.32862.54072.54073.00313.0031
Cl42.73021.76594.32863.00313.00312.54072.5407
F51.33072.35362.54073.00312.16492.74313.4945
F61.33072.35362.54073.00312.16493.49452.7431
F72.35361.33073.00312.54072.74313.49452.1649
F82.35361.33073.00312.54073.49452.74312.1649

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 110.581 C1 C2 F7 109.219
C1 C2 F8 109.219 C2 C1 Cl3 110.581
C2 C1 F5 109.219 C2 C1 F6 109.219
Cl3 C1 F5 109.464 Cl3 C1 F6 109.464
Cl4 C2 F7 109.464 Cl4 C2 F8 109.464
F5 C1 F6 108.866 F7 C2 F8 108.866
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.316      
2 C 0.316      
3 Cl 0.006      
4 Cl 0.006      
5 F -0.161      
6 F -0.161      
7 F -0.161      
8 F -0.161      


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 -54.004 -0.514 0.000
y -0.514 -57.550 0.000
z 0.000 0.000 -57.679
Traceless
 xyz
x 3.611 -0.514 0.000
y -0.514 -1.709 0.000
z 0.000 0.000 -1.902
Polar
3z2-r2-3.804
x2-y23.547
xy-0.514
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.362 -0.778 0.000
y -0.778 4.989 0.000
z 0.000 0.000 4.606


<r2> (average value of r2) Å2
<r2> 311.624
(<r2>)1/2 17.653