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

using model chemistry: B2PLYP/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/6-31G*
 hartrees
Energy at 0K-637.083638
Energy at 298.15K-637.085891
HF Energy-636.900886
Nuclear repulsion energy144.881028
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3296 3129 8.87      
2 A' 3263 3097 3.72      
3 A' 1744 1656 54.81      
4 A' 1394 1323 25.23      
5 A' 1286 1221 27.39      
6 A' 1104 1048 84.79      
7 A' 825 783 17.75      
8 A' 665 631 22.26      
9 A' 199 189 1.32      
10 A" 888 842 0.04      
11 A" 767 728 39.81      
12 A" 456 433 8.22      

Unscaled Zero Point Vibrational Energy (zpe) 7942.8 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 7539.3 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/6-31G*
ABC
0.54693 0.12305 0.10045

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.873 0.000
C2 1.251 0.424 0.000
Cl3 -1.380 -0.169 0.000
F4 1.560 -0.879 0.000
H5 -0.212 1.933 0.000
H6 2.116 1.076 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32921.72922.34641.08042.1255
C21.32922.69651.33922.10151.0831
Cl31.72922.69653.02432.40463.7105
F42.34641.33923.02433.32372.0323
H51.08042.10152.40463.32372.4803
H62.12551.08313.71052.03232.4803

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 123.117 C1 C2 H6 123.230
C2 C1 Cl3 123.157 C2 C1 H5 121.063
Cl3 C1 H5 115.779 F4 C2 H6 113.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.327      
2 C 0.205      
3 Cl 0.003      
4 F -0.261      
5 H 0.208      
6 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.082 2.003 0.000 2.276
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.018 2.256 0.000
y 2.256 -26.942 0.000
z 0.000 0.000 -30.175
Traceless
 xyz
x 0.541 2.256 0.000
y 2.256 2.155 0.000
z 0.000 0.000 -2.695
Polar
3z2-r2-5.391
x2-y2-1.076
xy2.256
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.685 0.373 0.000
y 0.373 4.284 0.000
z 0.000 0.000 2.169


<r2> (average value of r2) Å2
<r2> 103.888
(<r2>)1/2 10.193