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

using model chemistry: M06-2X/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-637.430163
Energy at 298.15K-637.432259
HF Energy-637.430163
Nuclear repulsion energy140.742756
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 M06-2X/aug-cc-pVTZ
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' 3236 3092 6.10      
2 A' 3228 3085 11.31      
3 A' 1739 1662 31.12      
4 A' 1330 1271 0.25      
5 A' 1240 1185 0.59      
6 A' 1175 1123 198.40      
7 A' 885 846 51.37      
8 A' 456 436 1.69      
9 A' 266 255 6.02      
10 A" 941 900 54.93      
11 A" 845 808 10.67      
12 A" 271 259 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 7805.9 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 7460.1 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 M06-2X/aug-cc-pVTZ
ABC
1.83046 0.08272 0.07915

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.476 0.000
C2 1.017 -0.361 0.000
Cl3 -1.625 -0.099 0.000
F4 2.272 0.098 0.000
H5 0.124 1.547 0.000
H6 0.945 -1.438 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.31661.72342.30331.07852.1351
C21.31662.65421.33672.10661.0802
Cl31.72342.65423.90172.40162.8979
F42.30331.33673.90172.59162.0301
H51.07852.10662.40162.59163.0968
H62.13511.08022.89792.03013.0968

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 120.480 C1 C2 H6 125.663
C2 C1 Cl3 121.053 C2 C1 H5 122.867
Cl3 C1 H5 116.080 F4 C2 H6 113.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.346      
2 C -0.194      
3 Cl -0.107      
4 F -0.316      
5 H 0.392      
6 H 0.571      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.003 -0.145 0.000 0.145
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.354 -1.059 0.000
y -1.059 -26.428 0.000
z 0.000 0.000 -30.621
Traceless
 xyz
x -4.829 -1.059 0.000
y -1.059 5.559 0.000
z 0.000 0.000 -0.730
Polar
3z2-r2-1.461
x2-y2-6.925
xy-1.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.194 -0.328 0.000
y -0.328 5.474 0.000
z 0.000 0.000 4.390


<r2> (average value of r2) Å2
<r2> 124.121
(<r2>)1/2 11.141