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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: CISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/6-311G*
 hartrees
Energy at 0K-636.395967
Energy at 298.15K-636.398327
HF Energy-635.846139
Nuclear repulsion energy145.732249
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 CISD/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' 3351 3101 9.60      
2 A' 3320 3072 4.31      
3 A' 1821 1685 64.20      
4 A' 1430 1323 28.92      
5 A' 1323 1225 36.01      
6 A' 1139 1054 106.46      
7 A' 856 792 18.17      
8 A' 691 639 23.78      
9 A' 208 193 1.71      
10 A" 957 885 0.00      
11 A" 807 747 49.67      
12 A" 479 443 11.81      

Unscaled Zero Point Vibrational Energy (zpe) 8191.2 cm-1
Scaled (by 0.9253) Zero Point Vibrational Energy (zpe) 7579.3 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 CISD/6-311G*
ABC
0.56034 0.12355 0.10123

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.862 0.000
C2 1.243 0.421 0.000
Cl3 -1.377 -0.171 0.000
F4 1.562 -0.864 0.000
H5 -0.211 1.916 0.000
H6 2.098 1.078 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.31871.72122.32761.07552.1089
C21.31872.68561.32362.08561.0785
Cl31.72122.68563.01942.39113.6923
F42.32761.32363.01943.29732.0142
H51.07552.08562.39113.29732.4562
H62.10891.07853.69232.01422.4562

picture of (Z)-1-Chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 123.502 C1 C2 H6 122.919
C2 C1 Cl3 123.580 C2 C1 H5 120.844
Cl3 C1 H5 115.576 F4 C2 H6 113.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability