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

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-634.243999
Energy at 298.15K-634.246230
HF Energy-634.243999
Nuclear repulsion energy142.619846
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/3-21G
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' 3305 3189 7.99      
2 A' 3221 3108 3.04      
3 A' 1744 1683 36.96      
4 A' 1392 1343 18.12      
5 A' 1272 1228 18.54      
6 A' 1075 1037 57.95      
7 A' 769 742 10.68      
8 A' 612 591 30.21      
9 A' 192 186 1.22      
10 A" 972 938 0.07      
11 A" 780 753 61.53      
12 A" 456 440 9.86      

Unscaled Zero Point Vibrational Energy (zpe) 7895.2 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 7618.1 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 B3LYP/3-21G
ABC
0.50345 0.12265 0.09862

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.932 0.000
C2 1.243 0.491 0.000
Cl3 -1.382 -0.247 0.000
F4 1.581 -0.831 0.000
H5 -0.281 1.971 0.000
H6 2.090 1.165 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.31931.81642.36821.07642.1034
C21.31932.72711.36442.12481.0829
Cl31.81642.72713.02032.47613.7487
F42.36821.36443.02033.36452.0607
H51.07642.12482.47613.36452.5044
H62.10341.08293.74872.06072.5044

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 123.864 C1 C2 H6 121.924
C2 C1 Cl3 120.009 C2 C1 H5 124.663
Cl3 C1 H5 115.327 F4 C2 H6 114.212
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.483      
2 C 0.175      
3 Cl 0.074      
4 F -0.250      
5 H 0.259      
6 H 0.225      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.369 2.336 0.000 2.708
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.671 2.126 0.000
y 2.126 -26.778 0.000
z 0.000 0.000 -30.589
Traceless
 xyz
x 0.013 2.126 0.000
y 2.126 2.851 0.000
z 0.000 0.000 -2.864
Polar
3z2-r2-5.728
x2-y2-1.893
xy2.126
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.338 0.657 0.000
y 0.657 4.053 0.000
z 0.000 0.000 1.369


<r2> (average value of r2) Å2
<r2> 105.763
(<r2>)1/2 10.284