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

using model chemistry: CCSD/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 CCSD/cc-pVDZ
 hartrees
Energy at 0K-1393.804703
Energy at 298.15K-1393.806924
HF Energy-1392.495260
Nuclear repulsion energy611.416167
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 CCSD/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 1352 1281 0.00      
2 Ag 1105 1047 0.00      
3 Ag 714 677 0.00      
4 Ag 452 428 0.00      
5 Ag 366 346 0.00      
6 Ag 261 247 0.00      
7 Au 1273 1206 408.78      
8 Au 382 362 1.01      
9 Au 223 211 2.24      
10 Au 69 66 0.20      
11 Bg 1261 1195 0.00      
12 Bg 551 522 0.00      
13 Bg 329 312 0.00      
14 Bu 1188 1125 395.93      
15 Bu 867 822 357.59      
16 Bu 616 584 13.40      
17 Bu 444 421 2.17      
18 Bu 172 163 1.48      

Unscaled Zero Point Vibrational Energy (zpe) 5812.3 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 5506.0 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 CCSD/cc-pVDZ
ABC
0.07362 0.03848 0.03461

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.239 0.738 0.000
C2 0.239 -0.738 0.000
Cl3 -2.009 0.818 0.000
Cl4 2.009 -0.818 0.000
F5 0.239 1.353 1.088
F6 0.239 1.353 -1.088
F7 -0.239 -1.353 1.088
F8 -0.239 -1.353 -1.088

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.55191.77192.73421.33821.33822.35752.3575
C21.55192.73421.77192.35752.35751.33821.3382
Cl31.77192.73424.33852.55452.55453.00503.0050
Cl42.73421.77194.33853.00503.00502.55452.5545
F51.33822.35752.55453.00502.17652.74803.5055
F61.33822.35752.55453.00502.17653.50552.7480
F72.35751.33823.00502.55452.74803.50552.1765
F82.35751.33823.00502.55453.50552.74802.1765

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 110.516 C1 C2 F7 109.087
C1 C2 F8 109.087 C2 C1 Cl3 110.516
C2 C1 F5 109.087 C2 C1 F6 109.087
Cl3 C1 F5 109.651 Cl3 C1 F6 109.651
Cl4 C2 F7 109.651 Cl4 C2 F8 109.651
F5 C1 F6 108.819 F7 C2 F8 108.819
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability