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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-31G
 hartrees
Energy at 0K-636.951555
Energy at 298.15K-636.953558
HF Energy-636.832417
Nuclear repulsion energy136.280195
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 B2PLYP=FULL/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' 3319 3319 7.38      
2 A' 3299 3299 2.10      
3 A' 1713 1713 12.43      
4 A' 1346 1346 0.66      
5 A' 1257 1257 5.86      
6 A' 1090 1090 107.21      
7 A' 817 817 51.95      
8 A' 422 422 1.99      
9 A' 264 264 8.89      
10 A" 952 952 79.78      
11 A" 828 828 16.46      
12 A" 263 263 4.01      

Unscaled Zero Point Vibrational Energy (zpe) 7784.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7784.1 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 B2PLYP=FULL/6-31G
ABC
1.76525 0.07721 0.07397

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.487 0.000
C2 1.058 -0.318 0.000
Cl3 -1.678 -0.191 0.000
F4 2.341 0.229 0.000
H5 0.046 1.565 0.000
H6 1.058 -1.398 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32981.80952.35541.07842.1619
C21.32982.73871.39502.13771.0799
Cl31.80952.73874.04082.46002.9902
F42.35541.39504.04082.65572.0724
H51.07842.13772.46002.65573.1309
H62.16191.07992.99022.07243.1309

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 119.618 C1 C2 H6 127.273
C2 C1 Cl3 120.713 C2 C1 H5 124.849
Cl3 C1 H5 114.437 F4 C2 H6 113.110
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability