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

using model chemistry: BLYP/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 BLYP/6-311G**
 hartrees
Energy at 0K-637.439397
Energy at 298.15K-637.441362
HF Energy-637.439397
Nuclear repulsion energy138.232655
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 BLYP/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' 3152 3140 8.53      
2 A' 3131 3119 5.88      
3 A' 1627 1621 17.95      
4 A' 1281 1276 0.61      
5 A' 1199 1194 3.37      
6 A' 1083 1079 166.47      
7 A' 819 816 67.83      
8 A' 426 424 1.72      
9 A' 263 262 5.56      
10 A" 885 881 65.93      
11 A" 759 756 11.49      
12 A" 259 258 1.05      

Unscaled Zero Point Vibrational Energy (zpe) 7441.7 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 7412.7 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 BLYP/6-311G**
ABC
1.79333 0.07955 0.07617

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.478 0.000
C2 1.042 -0.355 0.000
Cl3 -1.657 -0.121 0.000
F4 2.313 0.133 0.000
H5 0.094 1.560 0.000
H6 0.995 -1.443 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33431.76142.33881.08622.1634
C21.33432.70911.36142.13681.0890
Cl31.76142.70913.97802.42702.9634
F42.33881.36143.97802.63812.0545
H51.08622.13682.42702.63813.1352
H62.16341.08902.96342.05453.1352

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 120.362 C1 C2 H6 126.154
C2 C1 Cl3 121.510 C2 C1 H5 123.642
Cl3 C1 H5 114.848 F4 C2 H6 113.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.250      
2 C 0.188      
3 Cl -0.042      
4 F -0.188      
5 H 0.170      
6 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.244 -0.175 0.000 0.300
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.187 -0.983 0.000
y -0.983 -26.855 0.000
z 0.000 0.000 -30.910
Traceless
 xyz
x -4.304 -0.983 0.000
y -0.983 5.193 0.000
z 0.000 0.000 -0.889
Polar
3z2-r2-1.779
x2-y2-6.332
xy-0.983
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.753 -0.179 0.000
y -0.179 4.369 0.000
z 0.000 0.000 2.418


<r2> (average value of r2) Å2
<r2> 128.319
(<r2>)1/2 11.328