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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-51.517077
Energy at 298.15K-51.519186
HF Energy-51.517077
Nuclear repulsion energy56.134059
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 B3LYP/CEP-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' 3269 3166 15.01      
2 A' 3225 3123 6.63      
3 A' 1698 1645 39.87      
4 A' 1306 1265 21.15      
5 A' 1219 1181 16.98      
6 A' 1007 975 98.45      
7 A' 755 731 19.26      
8 A' 605 586 23.91      
9 A' 186 180 1.78      
10 A" 862 834 0.69      
11 A" 737 714 92.58      
12 A" 422 409 10.50      

Unscaled Zero Point Vibrational Energy (zpe) 7646.0 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 7404.4 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 B3LYP/CEP-31G
ABC
0.50423 0.11556 0.09401

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.914 0.000
C2 1.287 0.474 0.000
Cl3 -1.424 -0.205 0.000
F4 1.619 -0.883 0.000
H5 -0.259 1.972 0.000
H6 2.164 1.127 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.36061.81072.41881.08912.1745
C21.36062.79481.39662.15291.0930
Cl31.81072.79483.11762.46903.8269
F42.41881.39663.11763.41702.0820
H51.08912.15292.46903.41702.5659
H62.17451.09303.82692.08202.5659

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 122.623 C1 C2 H6 124.444
C2 C1 Cl3 122.961 C2 C1 H5 122.611
Cl3 C1 H5 114.428 F4 C2 H6 112.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.319      
2 C 0.030      
3 Cl -0.017      
4 F -0.181      
5 H 0.268      
6 H 0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.001 2.951 0.000 3.116
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.471 3.403 0.000
y 3.403 -26.525 0.000
z 0.000 0.000 -30.223
Traceless
 xyz
x -0.097 3.403 0.000
y 3.403 2.822 0.000
z 0.000 0.000 -2.725
Polar
3z2-r2-5.450
x2-y2-1.946
xy3.403
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.988 0.564 0.000
y 0.564 4.114 0.000
z 0.000 0.000 1.676


<r2> (average value of r2) Å2
<r2> 76.812
(<r2>)1/2 8.764