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

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G*
 hartrees
Energy at 0K-634.043463
Energy at 298.15K-634.045777
HF Energy-634.043463
Nuclear repulsion energy144.988405
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 HSEh1PBE/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' 3290 3158 8.54      
2 A' 3247 3117 2.70      
3 A' 1756 1686 39.70      
4 A' 1414 1358 11.57      
5 A' 1304 1252 14.38      
6 A' 1105 1061 64.58      
7 A' 818 785 14.62      
8 A' 675 648 22.99      
9 A' 197 189 1.48      
10 A" 981 942 0.29      
11 A" 794 762 61.72      
12 A" 479 460 10.10      

Unscaled Zero Point Vibrational Energy (zpe) 8030.0 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 7708.0 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 HSEh1PBE/3-21G*
ABC
0.53290 0.12510 0.10131

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.886 0.000
C2 1.239 0.425 0.000
Cl3 -1.367 -0.165 0.000
F4 1.547 -0.900 0.000
H5 -0.209 1.946 0.000
H6 2.098 1.084 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32251.72452.36251.07982.1070
C21.32252.67221.35922.10051.0826
Cl31.72452.67223.00512.40713.6831
F42.36251.35923.00513.34342.0587
H51.07982.10052.40713.34342.4626
H62.10701.08263.68312.05872.4626

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 123.511 C1 C2 H6 122.025
C2 C1 Cl3 122.010 C2 C1 H5 121.619
Cl3 C1 H5 116.371 F4 C2 H6 114.464
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.445      
2 C 0.135      
3 Cl 0.050      
4 F -0.262      
5 H 0.277      
6 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.080 2.097 0.000 2.358
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.986 2.494 0.000
y 2.494 -26.968 0.000
z 0.000 0.000 -30.515
Traceless
 xyz
x 0.755 2.494 0.000
y 2.494 2.283 0.000
z 0.000 0.000 -3.038
Polar
3z2-r2-6.077
x2-y2-1.018
xy2.494
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.402 0.362 0.000
y 0.362 4.039 0.000
z 0.000 0.000 1.695


<r2> (average value of r2) Å2
<r2> 103.258
(<r2>)1/2 10.162