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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-637.088675
Energy at 298.15K-637.090749
HF Energy-636.899597
Nuclear repulsion energy139.782410
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' 3289 3119 8.10      
2 A' 3274 3105 5.60      
3 A' 1733 1643 23.47      
4 A' 1351 1281 0.05      
5 A' 1269 1204 5.21      
6 A' 1177 1116 159.30      
7 A' 892 846 54.31      
8 A' 453 430 1.74      
9 A' 274 260 6.14      
10 A" 941 892 51.71      
11 A" 799 758 13.79      
12 A" 276 262 1.73      

Unscaled Zero Point Vibrational Energy (zpe) 7863.9 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 7458.1 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
1.81503 0.08147 0.07797

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 0.477 0.000
C2 1.026 -0.368 0.000
Cl3 -1.637 -0.093 0.000
F4 2.289 0.093 0.000
H5 0.123 1.551 0.000
H6 0.956 -1.448 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32871.73372.32091.08092.1494
C21.32872.67721.34452.12041.0826
Cl31.73372.67723.93072.40842.9262
F42.32091.34453.93072.61132.0371
H51.08092.12042.40842.61133.1126
H62.14941.08262.92622.03713.1126

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 120.511 C1 C2 H6 125.789
C2 C1 Cl3 121.339 C2 C1 H5 122.951
Cl3 C1 H5 115.710 F4 C2 H6 113.700
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability