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

using model chemistry: B2PLYP=FULL/3-21G*

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/3-21G*
 hartrees
Energy at 0K-634.002434
Energy at 298.15K-634.004725
HF Energy-633.853633
Nuclear repulsion energy144.317524
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/3-21G*
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' 3298 3298 8.21      
2 A' 3257 3257 2.61      
3 A' 1729 1729 35.95      
4 A' 1426 1426 12.62      
5 A' 1308 1308 10.55      
6 A' 1090 1090 61.87      
7 A' 805 805 12.16      
8 A' 660 660 24.83      
9 A' 196 196 1.58      
10 A" 970 970 0.18      
11 A" 793 793 52.69      
12 A" 472 472 9.57      

Unscaled Zero Point Vibrational Energy (zpe) 8000.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8000.6 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/3-21G*
ABC
0.52439 0.12441 0.10055

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.896 0.000
C2 1.243 0.436 0.000
Cl3 -1.371 -0.174 0.000
F4 1.552 -0.897 0.000
H5 -0.218 1.950 0.000
H6 2.102 1.091 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32551.73912.37141.07732.1115
C21.32552.68501.36892.10461.0801
Cl31.73912.68503.01172.41713.6969
F42.37141.36893.01173.35332.0630
H51.07732.10462.41713.35332.4747
H62.11151.08013.69692.06302.4747

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 123.310 C1 C2 H6 122.413
C2 C1 Cl3 121.780 C2 C1 H5 121.965
Cl3 C1 H5 116.255 F4 C2 H6 114.277
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability