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

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-1392.982182
Energy at 298.15K-1392.984041
HF Energy-1392.207879
Nuclear repulsion energy593.324082
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 CCD/6-31G
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 1285 1233 0.00      
2 Ag 1058 1015 0.00      
3 Ag 654 627 0.00      
4 Ag 410 393 0.00      
5 Ag 345 331 0.00      
6 Ag 244 234 0.00      
7 Au 1210 1161 256.78      
8 Au 352 337 2.13      
9 Au 218 209 3.90      
10 Au 69 66 0.52      
11 Bg 1210 1161 0.00      
12 Bg 525 504 0.00      
13 Bg 308 296 0.00      
14 Bu 1120 1075 264.13      
15 Bu 806 774 298.62      
16 Bu 545 523 22.15      
17 Bu 406 390 6.40      
18 Bu 162 155 2.43      

Unscaled Zero Point Vibrational Energy (zpe) 5462.3 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 5241.1 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 CCD/6-31G
ABC
0.06984 0.03604 0.03275

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.247 0.730 0.000
C2 0.247 -0.730 0.000
Cl3 -2.081 0.839 0.000
Cl4 2.081 -0.839 0.000
F5 0.247 1.375 1.131
F6 0.247 1.375 -1.131
F7 -0.247 -1.375 1.131
F8 -0.247 -1.375 -1.131

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.54071.83782.80781.39251.39252.38912.3891
C21.54072.80781.83782.38912.38911.39251.3925
Cl31.83782.80784.48872.64332.64333.08983.0898
Cl42.80781.83784.48873.08983.08982.64332.6433
F51.39252.38912.64333.08982.26182.79353.5944
F61.39252.38912.64333.08982.26183.59442.7935
F72.38911.39253.08982.64332.79353.59442.2618
F82.38911.39253.08982.64333.59442.79352.2618

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 112.122 C1 C2 F7 108.969
C1 C2 F8 108.969 C2 C1 Cl3 112.122
C2 C1 F5 108.969 C2 C1 F6 108.969
Cl3 C1 F5 109.052 Cl3 C1 F6 109.052
Cl4 C2 F7 109.052 Cl4 C2 F8 109.052
F5 C1 F6 108.612 F7 C2 F8 108.612
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability