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

using model chemistry: MP2/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-1394.385741
Energy at 298.15K-1394.387941
HF Energy-1392.702340
Nuclear repulsion energy615.042415
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/Def2TZVPP
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 1313 1249 0.00      
2 Ag 1079 1027 0.00      
3 Ag 713 679 0.00      
4 Ag 454 432 0.00      
5 Ag 363 346 0.00      
6 Ag 258 246 0.00      
7 Au 1224 1165 352.04      
8 Au 384 365 0.27      
9 Au 226 215 1.21      
10 Au 72 68 0.28      
11 Bg 1207 1149 0.00      
12 Bg 551 525 0.00      
13 Bg 328 312 0.00      
14 Bu 1163 1107 358.16      
15 Bu 868 826 362.02      
16 Bu 616 586 10.32      
17 Bu 445 424 1.20      
18 Bu 171 162 1.12      

Unscaled Zero Point Vibrational Energy (zpe) 5717.8 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 5440.5 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/Def2TZVPP
ABC
0.07397 0.03914 0.03512

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.235 0.741 0.000
C2 0.235 -0.741 0.000
Cl3 -1.990 0.803 0.000
Cl4 1.990 -0.803 0.000
F5 0.235 1.352 1.086
F6 0.235 1.352 -1.086
F7 -0.235 -1.352 1.086
F8 -0.235 -1.352 -1.086

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55371.75622.70731.33181.33182.35752.3575
C21.55372.70731.75622.35752.35751.33181.3318
Cl31.75622.70734.29112.53572.53572.98352.9835
Cl42.70731.75624.29112.98352.98352.53572.5357
F51.33182.35752.53572.98352.17232.74403.4998
F61.33182.35752.53572.98352.17233.49982.7440
F72.35751.33182.98352.53572.74403.49982.1723
F82.35751.33182.98352.53573.49982.74402.1723

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 109.607 C1 C2 F7 109.332
C1 C2 F8 109.332 C2 C1 Cl3 109.607
C2 C1 F5 109.332 C2 C1 F6 109.332
Cl3 C1 F5 109.635 Cl3 C1 F6 109.635
Cl4 C2 F7 109.635 Cl4 C2 F8 109.635
F5 C1 F6 109.286 F7 C2 F8 109.286
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability