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All results from a given calculation for CF2ClCFCl2 (Ethane, 1,1,2-trichloro-1,2,2-trifluoro-)

using model chemistry: MP2=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/3-21G*
 hartrees
Energy at 0K-1745.164181
Energy at 298.15K-1745.165839
HF Energy-1744.177896
Nuclear repulsion energy695.567183
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=FULL/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 1247 1182 108.36      
2 A 1199 1136 57.96      
3 A 1142 1083 116.76      
4 A 1038 984 61.89      
5 A 875 829 169.43      
6 A 800 758 261.65      
7 A 626 593 13.44      
8 A 515 488 4.91      
9 A 447 423 3.51      
10 A 424 402 0.51      
11 A 380 360 1.14      
12 A 343 325 1.12      
13 A 306 290 0.66      
14 A 289 274 0.27      
15 A 249 236 0.21      
16 A 199 189 2.65      
17 A 169 160 1.82      
18 A 65 62 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 5155.1 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 4887.0 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 MP2=FULL/3-21G*
ABC
0.05134 0.03593 0.02983

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.565 0.148 0.314
C2 -0.719 -0.504 -0.266
F3 0.401 0.253 1.693
Cl4 1.960 -0.900 -0.029
Cl5 0.800 1.756 -0.389
Cl6 -2.163 0.356 0.285
F7 -0.648 -0.490 -1.640
F8 -0.780 -1.814 0.167

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 Cl5 Cl6 F7 F8
C11.55311.39221.77791.77052.73612.38712.3831
C21.55312.38002.71882.72601.76821.37611.3804
F31.39222.38002.59292.59812.92653.57202.8273
Cl41.77792.71882.59292.92044.32123.09292.8950
Cl51.77052.72602.59812.92043.34572.95053.9428
Cl62.73611.76822.92654.32123.34572.59162.5750
F72.38711.37613.57203.09292.95052.59162.2439
F82.38311.38042.82732.89503.94282.57502.2439

picture of Ethane, 1,1,2-trichloro-1,2,2-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 110.771 C1 C2 F7 109.011
C1 C2 F8 108.515 C2 C1 F3 107.695
C2 C1 Cl4 109.227 C2 C1 Cl5 110.040
F3 C1 Cl4 109.150 F3 C1 Cl5 109.891
Cl4 C1 Cl5 110.776 Cl6 C2 F7 110.399
Cl6 C2 F8 109.117 F7 C2 F8 108.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability