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

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-1396.228328
Energy at 298.15K-1396.230357
HF Energy-1396.228328
Nuclear repulsion energy609.196938
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 B3LYP/aug-cc-pVTZ
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 1249 1208 0.00      
2 Ag 1019 986 0.00      
3 Ag 698 675 0.00      
4 Ag 427 413 0.00      
5 Ag 354 343 0.00      
6 Ag 246 238 0.00      
7 Au 1176 1138 354.05      
8 Au 370 358 0.21      
9 Au 222 215 1.01      
10 Au 64 62 0.19      
11 Bg 1166 1128 0.00      
12 Bg 537 520 0.00      
13 Bg 317 307 0.00      
14 Bu 1124 1088 337.86      
15 Bu 815 789 397.86      
16 Bu 603 584 9.56      
17 Bu 426 412 0.09      
18 Bu 163 158 0.96      

Unscaled Zero Point Vibrational Energy (zpe) 5487.3 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 5309.0 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 B3LYP/aug-cc-pVTZ
ABC
0.07335 0.03811 0.03421

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.748 0.000
C2 0.237 -0.748 0.000
Cl3 -2.013 0.837 0.000
Cl4 2.013 -0.837 0.000
F5 0.237 1.365 1.087
F6 0.237 1.365 -1.087
F7 -0.237 -1.365 1.087
F8 -0.237 -1.365 -1.087

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.56931.77842.75181.33601.33602.37572.3757
C21.56932.75181.77842.37572.37571.33601.3360
Cl31.77842.75184.35982.55352.55353.03013.0301
Cl42.75181.77844.35983.03013.03012.55352.5535
F51.33602.37572.55353.03012.17332.76993.5207
F61.33602.37572.55353.03012.17333.52072.7699
F72.37571.33603.03012.55352.76993.52072.1733
F82.37571.33603.03012.55353.52072.76992.1733

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 110.414 C1 C2 F7 109.453
C1 C2 F8 109.453 C2 C1 Cl3 110.414
C2 C1 F5 109.453 C2 C1 F6 109.453
Cl3 C1 F5 109.325 Cl3 C1 F6 109.325
Cl4 C2 F7 109.325 Cl4 C2 F8 109.325
F5 C1 F6 108.846 F7 C2 F8 108.846
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability