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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-633.858055
Energy at 298.15K-633.860294
HF Energy-633.738783
Nuclear repulsion energy142.442750
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' 3330 3170 7.80      
2 A' 3255 3099 2.78      
3 A' 1740 1657 34.93      
4 A' 1408 1340 18.27      
5 A' 1282 1221 16.71      
6 A' 1077 1025 56.62      
7 A' 770 733 9.00      
8 A' 613 584 27.96      
9 A' 193 184 1.33      
10 A" 979 932 0.14      
11 A" 790 752 58.80      
12 A" 456 434 10.41      

Unscaled Zero Point Vibrational Energy (zpe) 7946.5 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 7565.0 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
0.50112 0.12250 0.09844

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 0.934 0.000
C2 1.245 0.494 0.000
Cl3 -1.383 -0.248 0.000
F4 1.581 -0.832 0.000
H5 -0.278 1.972 0.000
H6 2.093 1.164 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32091.81952.37071.07482.1058
C21.32092.73151.36832.12291.0804
Cl31.81952.73153.02132.47993.7522
F42.37071.36833.02133.36492.0610
H51.07482.12292.47993.36492.5054
H62.10581.08043.75222.06102.5054

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 123.646 C1 C2 H6 122.233
C2 C1 Cl3 120.032 C2 C1 H5 124.457
Cl3 C1 H5 115.511 F4 C2 H6 114.121
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability