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

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-1395.934853
Energy at 298.15K-1395.936947
HF Energy-1395.934853
Nuclear repulsion energy612.369611
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 B3PW91/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 1280 1231 0.00      
2 Ag 1039 999 0.00      
3 Ag 709 682 0.00      
4 Ag 436 420 0.00      
5 Ag 358 344 0.00      
6 Ag 248 239 0.00      
7 Au 1215 1168 379.33      
8 Au 374 359 0.45      
9 Au 221 213 1.34      
10 Au 66 63 0.12      
11 Bg 1201 1155 0.00      
12 Bg 543 522 0.00      
13 Bg 320 308 0.00      
14 Bu 1152 1108 357.19      
15 Bu 832 800 403.71      
16 Bu 612 588 10.55      
17 Bu 433 416 0.11      
18 Bu 164 158 0.91      

Unscaled Zero Point Vibrational Energy (zpe) 5599.9 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 5384.9 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 B3PW91/cc-pVTZ
ABC
0.07388 0.03859 0.03463

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.236 0.742 0.000
C2 0.236 -0.742 0.000
Cl3 -2.005 0.820 0.000
Cl4 2.005 -0.820 0.000
F5 0.236 1.356 1.083
F6 0.236 1.356 -1.083
F7 -0.236 -1.356 1.083
F8 -0.236 -1.356 -1.083

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55681.77092.73171.33161.33162.36102.3610
C21.55682.73171.77092.36102.36101.33161.3316
Cl31.77092.73174.33272.54622.54623.00653.0065
Cl42.73171.77094.33273.00653.00652.54622.5462
F51.33162.36102.54623.00652.16602.75313.5030
F61.33162.36102.54623.00652.16603.50302.7531
F72.36101.33163.00652.54622.75313.50302.1660
F82.36101.33163.00652.54623.50302.75312.1660

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 110.183 C1 C2 F7 109.403
C1 C2 F8 109.403 C2 C1 Cl3 110.183
C2 C1 F5 109.403 C2 C1 F6 109.403
Cl3 C1 F5 109.494 Cl3 C1 F6 109.494
Cl4 C2 F7 109.494 Cl4 C2 F8 109.494
F5 C1 F6 108.842 F7 C2 F8 108.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.351      
2 C 0.351      
3 Cl -0.090      
4 Cl -0.090      
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 -53.418 -0.690 0.000
y -0.690 -56.576 0.000
z 0.000 0.000 -56.840
Traceless
 xyz
x 3.290 -0.690 0.000
y -0.690 -1.447 0.000
z 0.000 0.000 -1.843
Polar
3z2-r2-3.685
x2-y23.158
xy-0.690
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.886 -0.775 0.000
y -0.775 6.252 0.000
z 0.000 0.000 5.829


<r2> (average value of r2) Å2
<r2> 312.009
(<r2>)1/2 17.664