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

using model chemistry: HSEh1PBE/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-1395.320079
Energy at 298.15K-1395.322178
HF Energy-1395.320079
Nuclear repulsion energy612.694762
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/cc-pVDZ
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 1318 1268 0.00      
2 Ag 1060 1019 0.00      
3 Ag 711 684 0.00      
4 Ag 442 425 0.00      
5 Ag 359 345 0.00      
6 Ag 253 244 0.00      
7 Au 1252 1205 427.78      
8 Au 375 361 0.80      
9 Au 214 206 2.01      
10 Au 57 54 0.11      
11 Bg 1236 1189 0.00      
12 Bg 543 523 0.00      
13 Bg 321 309 0.00      
14 Bu 1173 1128 400.59      
15 Bu 843 811 410.79      
16 Bu 613 589 12.38      
17 Bu 436 419 0.32      
18 Bu 166 160 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 5686.5 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 5469.9 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 HSEh1PBE/cc-pVDZ
ABC
0.07392 0.03865 0.03472

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.236 0.738 0.000
C2 0.236 -0.738 0.000
Cl3 -2.006 0.815 0.000
Cl4 2.006 -0.815 0.000
F5 0.236 1.353 1.084
F6 0.236 1.353 -1.084
F7 -0.236 -1.353 1.084
F8 -0.236 -1.353 -1.084

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.54991.77152.72701.33281.33282.35542.3554
C21.54992.72701.77152.35542.35541.33281.3328
Cl31.77152.72704.32982.54782.54783.00103.0010
Cl42.72701.77154.32983.00103.00102.54782.5478
F51.33282.35542.54783.00102.16872.74653.4995
F61.33282.35542.54783.00102.16873.49952.7465
F72.35541.33283.00102.54782.74653.49952.1687
F82.35541.33283.00102.54783.49952.74652.1687

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 110.201 C1 C2 F7 109.358
C1 C2 F8 109.358 C2 C1 Cl3 110.201
C2 C1 F5 109.358 C2 C1 F6 109.358
Cl3 C1 F5 109.503 Cl3 C1 F6 109.503
Cl4 C2 F7 109.503 Cl4 C2 F8 109.503
F5 C1 F6 108.896 F7 C2 F8 108.896
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.287      
2 C 0.287      
3 Cl -0.024      
4 Cl -0.024      
5 F -0.132      
6 F -0.132      
7 F -0.132      
8 F -0.132      


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 -53.504 -0.492 0.000
y -0.492 -56.457 0.000
z 0.000 0.000 -56.570
Traceless
 xyz
x 3.009 -0.492 0.000
y -0.492 -1.420 0.000
z 0.000 0.000 -1.589
Polar
3z2-r2-3.178
x2-y22.953
xy-0.492
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.849 -0.680 0.000
y -0.680 4.854 0.000
z 0.000 0.000 4.580


<r2> (average value of r2) Å2
<r2> 311.450
(<r2>)1/2 17.648