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

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-636.060074
Energy at 298.15K-636.062251
HF Energy-635.693187
Nuclear repulsion energy140.453677
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/6-31G
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' 3269 3136 5.68      
2 A' 3233 3102 1.96      
3 A' 1726 1656 21.10      
4 A' 1380 1324 18.10      
5 A' 1261 1210 6.55      
6 A' 1039 997 59.18      
7 A' 757 727 9.55      
8 A' 609 585 20.82      
9 A' 194 187 2.22      
10 A" 913 876 1.85      
11 A" 769 738 44.83      
12 A" 432 415 8.81      

Unscaled Zero Point Vibrational Energy (zpe) 7791.3 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 7475.8 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/6-31G
ABC
0.50530 0.11652 0.09468

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.909 0.000
C2 1.273 0.497 0.000
Cl3 -1.418 -0.225 0.000
F4 1.622 -0.859 0.000
H5 -0.270 1.960 0.000
H6 2.137 1.157 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33781.81522.39961.08552.1515
C21.33782.78561.40052.12661.0875
Cl31.81522.78563.10552.46793.8139
F42.39961.40053.10553.39572.0809
H51.08552.12662.46793.39572.5379
H62.15151.08753.81392.08092.5379

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 122.389 C1 C2 H6 124.697
C2 C1 Cl3 123.416 C2 C1 H5 122.359
Cl3 C1 H5 114.226 F4 C2 H6 112.914
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability