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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-1393.968185
Energy at 298.15K-1393.970449
HF Energy-1392.603753
Nuclear repulsion energy614.151738
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 MP2/6-311G*
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 1325 1259 0.00      
2 Ag 1103 1049 0.00      
3 Ag 718 682 0.00      
4 Ag 459 437 0.00      
5 Ag 366 348 0.00      
6 Ag 265 252 0.00      
7 Au 1236 1174 405.87      
8 Au 391 372 0.56      
9 Au 230 219 2.08      
10 Au 73 69 0.28      
11 Bg 1224 1163 0.00      
12 Bg 556 528 0.00      
13 Bg 338 321 0.00      
14 Bu 1171 1113 405.38      
15 Bu 881 837 392.35      
16 Bu 617 587 13.60      
17 Bu 451 429 1.54      
18 Bu 177 168 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 5790.9 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 5503.1 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 MP2/6-311G*
ABC
0.07402 0.03891 0.03500

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.236 0.740 0.000
C2 0.236 -0.740 0.000
Cl3 -1.995 0.808 0.000
Cl4 1.995 -0.808 0.000
F5 0.236 1.349 1.088
F6 0.236 1.349 -1.088
F7 -0.236 -1.349 1.088
F8 -0.236 -1.349 -1.088

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55321.76032.71561.33351.33352.35522.3552
C21.55322.71561.76032.35522.35521.33351.3335
Cl31.76032.71564.30512.54052.54052.98852.9885
Cl42.71561.76034.30512.98852.98852.54052.5405
F51.33352.35522.54052.98852.17652.73873.4982
F61.33352.35522.54052.98852.17653.49822.7387
F72.35521.33352.98852.54052.73873.49822.1765
F82.35521.33352.98852.54053.49822.73872.1765

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 109.927 C1 C2 F7 109.116
C1 C2 F8 109.116 C2 C1 Cl3 109.927
C2 C1 F5 109.116 C2 C1 F6 109.116
Cl3 C1 F5 109.637 Cl3 C1 F6 109.637
Cl4 C2 F7 109.637 Cl4 C2 F8 109.637
F5 C1 F6 109.392 F7 C2 F8 109.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability