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

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-637.350023
Energy at 298.15K-637.351977
HF Energy-637.350023
Nuclear repulsion energy138.189824
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/6-31G*
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' 3170 3145 8.33      
2 A' 3145 3120 7.36      
3 A' 1650 1636 18.89      
4 A' 1301 1291 0.21      
5 A' 1215 1205 5.01      
6 A' 1119 1110 149.61      
7 A' 832 825 59.12      
8 A' 430 427 1.56      
9 A' 263 261 5.17      
10 A" 892 885 47.00      
11 A" 742 736 11.91      
12 A" 261 259 1.10      

Unscaled Zero Point Vibrational Energy (zpe) 7510.0 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 7449.2 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/6-31G*
ABC
1.78021 0.07957 0.07616

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.482 0.000
C2 1.042 -0.361 0.000
Cl3 -1.657 -0.110 0.000
F4 2.314 0.114 0.000
H5 0.105 1.567 0.000
H6 0.983 -1.452 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34011.75952.34311.08992.1694
C21.34012.71001.35822.14361.0925
Cl31.75952.71003.97712.43232.9608
F42.34311.35823.97712.64432.0555
H51.08992.14362.43232.64433.1441
H62.16941.09252.96082.05553.1441

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 120.535 C1 C2 H6 125.895
C2 C1 Cl3 121.333 C2 C1 H5 123.477
Cl3 C1 H5 115.189 F4 C2 H6 113.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.268      
2 C 0.192      
3 Cl -0.013      
4 F -0.233      
5 H 0.179      
6 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.381 -0.096 0.000 0.393
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.897 -0.850 0.000
y -0.850 -26.251 0.000
z 0.000 0.000 -30.033
Traceless
 xyz
x -3.755 -0.850 0.000
y -0.850 4.714 0.000
z 0.000 0.000 -0.959
Polar
3z2-r2-1.918
x2-y2-5.646
xy-0.850
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.343 -0.246 0.000
y -0.246 4.233 0.000
z 0.000 0.000 2.214


<r2> (average value of r2) Å2
<r2> 127.763
(<r2>)1/2 11.303