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All results from a given calculation for CHFClCHClF (ethane, 1,2-dichloro-1,2-difluoro-)

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CI 1AG
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-1196.142027
Energy at 298.15K-1196.145599
HF Energy-1194.905494
Nuclear repulsion energy377.164859
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/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 3161 2952 0.00      
2 Ag 1446 1351 0.00      
3 Ag 1345 1256 0.00      
4 Ag 1179 1101 0.00      
5 Ag 1125 1050 0.00      
6 Ag 862 805 0.00      
7 Ag 532 497 0.00      
8 Ag 386 360 0.00      
9 Ag 276 258 0.00      
10 Au 3173 2962 9.96      
11 Au 1361 1271 19.89      
12 Au 1264 1180 38.07      
13 Au 1182 1104 242.70      
14 Au 813 759 187.81      
15 Au 413 386 3.66      
16 Au 378 353 26.57      
17 Au 176 164 0.91      
18 Au 76 71 0.69      

Unscaled Zero Point Vibrational Energy (zpe) 9573.6 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 8938.8 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/cc-pVTZ
ABC
0.13564 0.04940 0.03740

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

Point Group is Ci

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.761
C2 0.000 0.000 0.761
H3 1.013 0.000 -1.151
H4 -1.013 0.000 1.151
F5 -0.662 -1.090 -1.202
F6 0.662 1.090 1.202
Cl7 -0.818 1.456 -1.351
Cl8 0.818 -1.456 1.351

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.52241.08562.16401.34962.34101.77152.6928
C21.52242.16401.08562.34101.34962.69281.7715
H31.08562.16403.06671.99982.61652.34852.9012
H42.16401.08563.06672.61651.99982.90122.3485
F51.34962.34101.99982.61653.50512.55582.9733
F62.34101.34962.61651.99983.50512.97332.5558
Cl71.77152.69282.34852.90122.55582.97334.2965
Cl82.69281.77152.90122.34852.97332.55584.2965

picture of ethane, 1,2-dichloro-1,2-difluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 111.033 C1 C2 F6 109.045
C1 C2 Cl8 109.439 C2 C1 H3 111.033
C2 C1 F5 109.045 C2 C1 Cl7 109.439
H3 C1 F5 109.934 H3 C1 Cl7 108.159
H4 C2 F6 109.934 H4 C2 Cl8 108.159
F5 C1 Cl7 109.204 F6 C2 Cl8 109.204
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability