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All results from a given calculation for CHFClCHFCl (1,2-dichloro-1,2-difluoroethane RR)

using model chemistry: MP3=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP3=FULL/6-311G*
 hartrees
Energy at 0K-1195.995022
Energy at 298.15K-1195.998657
HF Energy-1194.840089
Nuclear repulsion energy378.590220
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 MP3=FULL/6-311G*
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 3188 3188 0.61      
2 A 1463 1463 12.37      
3 A 1368 1368 18.24      
4 A 1189 1189 170.90      
5 A 1125 1125 96.06      
6 A 880 880 77.33      
7 A 480 480 0.41      
8 A 326 326 1.58      
9 A 174 174 0.76      
10 A 86 86 0.69      
11 B 3198 3198 13.91      
12 B 1405 1405 12.63      
13 B 1293 1293 29.76      
14 B 1155 1155 25.49      
15 B 876 876 107.04      
16 B 449 449 13.41      
17 B 409 409 8.71      
18 B 345 345 12.16      

Unscaled Zero Point Vibrational Energy (zpe) 9704.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9704.6 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 MP3=FULL/6-311G*
ABC
0.09894 0.06070 0.03910

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.223 0.729 0.396
C2 0.223 -0.729 0.396
H3 -1.309 0.805 0.359
H4 1.309 -0.805 0.359
F5 0.223 1.289 1.546
F6 -0.223 -1.289 1.546
Cl7 0.458 1.601 -0.979
Cl8 -0.458 -1.601 -0.979

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.52401.08902.16791.35442.32191.76592.7159
C21.52402.16791.08902.32191.35442.71591.7659
H31.08902.16793.07301.99722.64012.35572.8818
H42.16791.08903.07302.64011.99722.88182.3557
F51.35442.32191.99722.64012.61602.55533.8979
F62.32191.35442.64011.99722.61603.89792.5553
Cl71.76592.71592.35572.88182.55533.89793.3311
Cl82.71591.76592.88182.35573.89792.55533.3311

picture of 1,2-dichloro-1,2-difluoroethane RR state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 111.035 C1 C2 F6 107.400
C1 C2 Cl8 111.068 C2 C1 H3 111.035
C2 C1 F5 107.400 C2 C1 Cl7 111.068
H3 C1 F5 109.169 H3 C1 Cl7 108.887
H4 C2 F6 109.169 H4 C2 Cl8 108.887
F5 C1 Cl7 109.243 F6 C2 Cl8 109.243
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability