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

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-1395.979037
Energy at 298.15K-1395.980951
HF Energy-1395.979037
Nuclear repulsion energy611.207119
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 TPSSh/6-31G(2df,p)
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 1277 1232 0.00      
2 Ag 1018 982 0.00      
3 Ag 699 674 0.00      
4 Ag 425 410 0.00      
5 Ag 350 338 0.00      
6 Ag 241 233 0.00      
7 Au 1224 1181 330.40      
8 Au 360 348 0.81      
9 Au 200 193 1.45      
10 Au 58 56 0.02      
11 Bg 1202 1160 0.00      
12 Bg 533 515 0.00      
13 Bg 308 297 0.00      
14 Bu 1150 1110 320.94      
15 Bu 807 779 410.03      
16 Bu 600 579 11.77      
17 Bu 420 406 0.16      
18 Bu 155 149 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 5513.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 5320.2 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 TPSSh/6-31G(2df,p)
ABC
0.07359 0.03846 0.03453

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.234 0.744 0.000
C2 0.234 -0.744 0.000
Cl3 -2.010 0.812 0.000
Cl4 2.010 -0.812 0.000
F5 0.234 1.353 1.089
F6 0.234 1.353 -1.089
F7 -0.234 -1.353 1.089
F8 -0.234 -1.353 -1.089

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.56061.77652.73101.33261.33262.36342.3634
C21.56062.73101.77652.36342.36341.33261.3326
Cl31.77652.73104.33512.55202.55203.00453.0045
Cl42.73101.77654.33513.00453.00452.55202.5520
F51.33262.36342.55203.00452.17722.74723.5053
F61.33262.36342.55203.00452.17723.50532.7472
F72.36341.33263.00452.55202.74723.50532.1772
F82.36341.33263.00452.55203.50532.74722.1772

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 109.675 C1 C2 F7 109.291
C1 C2 F8 109.291 C2 C1 Cl3 109.675
C2 C1 F5 109.291 C2 C1 F6 109.291
Cl3 C1 F5 109.509 Cl3 C1 F6 109.509
Cl4 C2 F7 109.509 Cl4 C2 F8 109.509
F5 C1 F6 109.553 F7 C2 F8 109.553
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability