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

using model chemistry: MP3=FULL/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 MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-1196.267032
Energy at 298.15K-1196.270632
HF Energy-1194.905851
Nuclear repulsion energy378.427121
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/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 3198 2982 0.00      
2 Ag 1459 1361 0.00      
3 Ag 1354 1263 0.00      
4 Ag 1192 1112 0.00      
5 Ag 1134 1058 0.00      
6 Ag 864 805 0.00      
7 Ag 537 501 0.00      
8 Ag 389 363 0.00      
9 Ag 278 259 0.00      
10 Au 3210 2993 8.93      
11 Au 1376 1283 19.38      
12 Au 1272 1186 36.34      
13 Au 1195 1115 244.34      
14 Au 815 760 190.71      
15 Au 417 389 3.84      
16 Au 378 352 26.39      
17 Au 178 166 0.92      
18 Au 79 73 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 9661.3 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 9010.1 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/cc-pVTZ
ABC
0.13659 0.04972 0.03765

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is Ci

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.758
C2 0.000 0.000 0.758
H3 1.008 0.000 -1.142
H4 -1.008 0.000 1.142
F5 -0.663 -1.084 -1.197
F6 0.663 1.084 1.197
Cl7 -0.813 1.457 -1.343
Cl8 0.813 -1.457 1.343

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.51501.07872.15041.34452.33151.76832.6825
C21.51502.15041.07872.33151.34452.68251.7683
H31.07872.15043.04631.99222.60142.34072.8872
H42.15041.07873.04632.60141.99222.88722.3407
F51.34452.33151.99222.60143.49182.54952.9616
F62.33151.34452.60141.99223.49182.96162.5495
Cl71.76832.68252.34072.88722.54952.96164.2837
Cl82.68251.76832.88722.34072.96162.54954.2837

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 110.891 C1 C2 F6 109.098
C1 C2 Cl8 109.332 C2 C1 H3 110.891
C2 C1 F5 109.098 C2 C1 Cl7 109.332
H3 C1 F5 110.119 H3 C1 Cl7 108.155
H4 C2 F6 110.119 H4 C2 Cl8 108.155
F5 C1 Cl7 109.219 F6 C2 Cl8 109.219
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability