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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-636.354210
Energy at 298.15K-636.356486
HF Energy-635.776815
Nuclear repulsion energy144.924989
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' 3291 3115 8.20      
2 A' 3262 3087 3.22      
3 A' 1780 1685 44.38      
4 A' 1411 1335 23.83      
5 A' 1296 1227 22.93      
6 A' 1116 1057 80.46      
7 A' 842 797 15.91      
8 A' 672 636 19.11      
9 A' 203 193 1.63      
10 A" 894 846 0.28      
11 A" 777 736 38.47      
12 A" 455 431 8.16      

Unscaled Zero Point Vibrational Energy (zpe) 7999.8 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 7571.8 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
0.54500 0.12350 0.10069

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 0.873 0.000
C2 1.251 0.425 0.000
Cl3 -1.377 -0.167 0.000
F4 1.555 -0.885 0.000
H5 -0.210 1.935 0.000
H6 2.122 1.073 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32871.72522.34601.08322.1317
C21.32872.69411.34442.10131.0853
Cl31.72522.69413.01822.40413.7123
F42.34601.34443.01823.32632.0377
H51.08322.10132.40413.32632.4869
H62.13171.08533.71232.03772.4869

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 122.710 C1 C2 H6 123.715
C2 C1 Cl3 123.289 C2 C1 H5 120.856
Cl3 C1 H5 115.855 F4 C2 H6 113.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability