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

using model chemistry: HF/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 HF/6-31G*
 hartrees
Energy at 0K-635.777204
Energy at 298.15K-635.779464
HF Energy-635.777204
Nuclear repulsion energy141.114559
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 HF/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' 3450 3100 3.10      
2 A' 3442 3093 11.65      
3 A' 1899 1706 38.98      
4 A' 1456 1308 0.04      
5 A' 1366 1228 6.84      
6 A' 1263 1135 211.20      
7 A' 951 855 66.49      
8 A' 487 437 2.28      
9 A' 298 268 8.03      
10 A" 1062 954 48.22      
11 A" 936 841 28.06      
12 A" 303 272 3.43      

Unscaled Zero Point Vibrational Energy (zpe) 8456.9 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 7598.5 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 HF/6-31G*
ABC
1.86626 0.08288 0.07935

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.470 0.000
C2 1.027 -0.342 0.000
Cl3 -1.624 -0.123 0.000
F4 2.263 0.133 0.000
H5 0.102 1.536 0.000
H6 0.981 -1.412 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.30891.72892.28791.07042.1222
C21.30892.65961.32422.09281.0708
Cl31.72892.65963.89532.39382.9063
F42.28791.32423.89532.57632.0071
H51.07042.09282.39382.57633.0756
H62.12221.07082.90632.00713.0756

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 120.660 C1 C2 H6 125.902
C2 C1 Cl3 121.595 C2 C1 H5 122.870
Cl3 C1 H5 115.535 F4 C2 H6 113.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.374      
2 C 0.277      
3 Cl -0.016      
4 F -0.354      
5 H 0.252      
6 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.310 -0.231 0.000 0.386
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.539 -1.306 0.000
y -1.306 -26.163 0.000
z 0.000 0.000 -30.401
Traceless
 xyz
x -5.257 -1.306 0.000
y -1.306 5.807 0.000
z 0.000 0.000 -0.549
Polar
3z2-r2-1.099
x2-y2-7.376
xy-1.306
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.602 -0.424 0.000
y -0.424 4.002 0.000
z 0.000 0.000 2.145


<r2> (average value of r2) Å2
<r2> 123.770
(<r2>)1/2 11.125