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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-637.369623
Energy at 298.15K-637.371706
HF Energy-637.369623
Nuclear repulsion energy140.174629
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 B3PW91/6-311G**
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' 3237 3118 8.45      
2 A' 3222 3103 6.35      
3 A' 1716 1653 25.15      
4 A' 1318 1269 0.20      
5 A' 1237 1191 1.06      
6 A' 1159 1116 190.13      
7 A' 883 850 63.91      
8 A' 452 435 1.85      
9 A' 271 261 5.79      
10 A" 928 894 67.32      
11 A" 812 782 15.71      
12 A" 274 264 1.23      

Unscaled Zero Point Vibrational Energy (zpe) 7754.8 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 7468.6 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 B3PW91/6-311G**
ABC
1.83164 0.08187 0.07837

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.472 0.000
C2 1.026 -0.364 0.000
Cl3 -1.633 -0.097 0.000
F4 2.282 0.099 0.000
H5 0.115 1.547 0.000
H6 0.960 -1.445 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32351.72962.31231.08122.1438
C21.32352.67311.33812.11701.0834
Cl31.72962.67313.92032.39962.9228
F42.31231.33813.92032.60662.0326
H51.08122.11702.39962.60663.1091
H62.14381.08342.92282.03263.1091

picture of (E)-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 120.627 C1 C2 H6 125.632
C2 C1 Cl3 121.649 C2 C1 H5 123.064
Cl3 C1 H5 115.288 F4 C2 H6 113.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.292      
2 C 0.198      
3 Cl -0.036      
4 F -0.202      
5 H 0.193      
6 H 0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.209 -0.214 0.000 0.299
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.952 -0.958 0.000
y -0.958 -26.352 0.000
z 0.000 0.000 -30.612
Traceless
 xyz
x -4.470 -0.958 0.000
y -0.958 5.431 0.000
z 0.000 0.000 -0.960
Polar
3z2-r2-1.920
x2-y2-6.601
xy-0.958
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.304 -0.278 0.000
y -0.278 4.214 0.000
z 0.000 0.000 2.388


<r2> (average value of r2) Å2
<r2> 125.057
(<r2>)1/2 11.183