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

using model chemistry: BLYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-629.882833
Energy at 298.15K-629.884563
HF Energy-629.882833
Nuclear repulsion energy134.970893
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/STO-3G
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' 3365 3113 16.04      
2 A' 3253 3010 5.88      
3 A' 1709 1581 9.15      
4 A' 1334 1234 0.18      
5 A' 1256 1162 24.45      
6 A' 1213 1122 29.96      
7 A' 876 811 32.52      
8 A' 432 400 1.16      
9 A' 250 231 2.74      
10 A" 929 859 30.56      
11 A" 705 652 7.69      
12 A" 247 228 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 7784.2 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 7201.9 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/STO-3G
ABC
1.70774 0.07570 0.07249

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.509 0.000
C2 1.075 -0.337 0.000
Cl3 -1.696 -0.140 0.000
F4 2.373 0.131 0.000
H5 0.066 1.613 0.000
H6 0.961 -1.449 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.36801.81592.40261.10562.1813
C21.36802.77821.37902.19511.1182
Cl31.81592.77824.07762.48532.9622
F42.40261.37904.07762.74162.1183
H51.10562.19512.48532.74163.1899
H62.18131.11822.96222.11833.1899

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 122.007 C1 C2 H6 122.335
C2 C1 Cl3 120.876 C2 C1 H5 124.757
Cl3 C1 H5 114.367 F4 C2 H6 115.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.085      
2 C 0.014      
3 Cl -0.110      
4 F -0.018      
5 H 0.106      
6 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.681 0.169 0.000 1.689
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.783 -0.660 0.000
y -0.660 -24.821 0.000
z 0.000 0.000 -27.442
Traceless
 xyz
x -2.651 -0.660 0.000
y -0.660 3.291 0.000
z 0.000 0.000 -0.640
Polar
3z2-r2-1.280
x2-y2-3.961
xy-0.660
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.057 -0.063 0.000
y -0.063 2.196 0.000
z 0.000 0.000 0.485


<r2> (average value of r2) Å2
<r2> 131.724
(<r2>)1/2 11.477