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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: CCD/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-636.525753
Energy at 298.15K-636.527880
HF Energy-635.795752
Nuclear repulsion energy140.532915
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(2df,p)
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' 3290 3117 8.25      
2 A' 3276 3103 5.33      
3 A' 1763 1670 26.43      
4 A' 1360 1288 0.02      
5 A' 1256 1190 3.03      
6 A' 1206 1143 157.98      
7 A' 908 860 41.21      
8 A' 461 437 1.88      
9 A' 274 259 6.30      
10 A" 963 912 40.07      
11 A" 837 793 11.94      
12 A" 282 267 2.01      

Unscaled Zero Point Vibrational Energy (zpe) 7937.9 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 7518.8 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(2df,p)
ABC
1.81747 0.08244 0.07887

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.483 0.000
C2 1.023 -0.358 0.000
Cl3 -1.628 -0.098 0.000
F4 2.275 0.089 0.000
H5 0.118 1.557 0.000
H6 0.943 -1.437 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32441.72842.30861.07962.1391
C21.32442.66311.32932.11781.0817
Cl31.72842.66313.90672.40502.8979
F42.30861.32933.90672.60902.0253
H51.07962.11782.40502.60903.1049
H62.13911.08172.89792.02533.1049

picture of (E)-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 120.912 C1 C2 H6 125.197
C2 C1 Cl3 120.893 C2 C1 H5 123.188
Cl3 C1 H5 115.919 F4 C2 H6 113.891
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability