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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-636.950525
Energy at 298.15K-636.952725
HF Energy-636.833060
Nuclear repulsion energy141.451989
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' 3318 3318 6.45      
2 A' 3278 3278 3.61      
3 A' 1727 1727 31.61      
4 A' 1376 1376 19.93      
5 A' 1266 1266 10.51      
6 A' 1040 1040 76.25      
7 A' 764 764 13.33      
8 A' 618 618 26.72      
9 A' 194 194 1.80      
10 A" 928 928 0.78      
11 A" 776 776 55.42      
12 A" 444 444 9.11      

Unscaled Zero Point Vibrational Energy (zpe) 7864.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7864.8 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
0.51176 0.11825 0.09605

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 0.906 0.000
C2 1.262 0.488 0.000
Cl3 -1.407 -0.221 0.000
F4 1.611 -0.856 0.000
H5 -0.268 1.951 0.000
H6 2.121 1.145 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33001.80262.38741.07862.1342
C21.33002.76211.38852.11711.0811
Cl31.80262.76213.08392.45233.7831
F42.38741.38853.08393.37762.0656
H51.07862.11712.45233.37762.5207
H62.13421.08113.78312.06562.5207

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 122.844 C1 C2 H6 124.219
C2 C1 Cl3 122.990 C2 C1 H5 122.702
Cl3 C1 H5 114.307 F4 C2 H6 112.936
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 -0.389      
2 C 0.250      
3 Cl 0.068      
4 F -0.314      
5 H 0.205      
6 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.059 2.697 0.000 2.898
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.128 2.831 0.000
y 2.831 -27.305 0.000
z 0.000 0.000 -30.551
Traceless
 xyz
x -0.200 2.831 0.000
y 2.831 2.534 0.000
z 0.000 0.000 -2.334
Polar
3z2-r2-4.668
x2-y2-1.823
xy2.831
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.601 0.563 0.000
y 0.563 4.202 0.000
z 0.000 0.000 1.634


<r2> (average value of r2) Å2
<r2> 108.147
(<r2>)1/2 10.399