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

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-637.512460
Energy at 298.15K-637.514525
HF Energy-637.512460
Nuclear repulsion energy139.532206
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 B3LYP/TZVP
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' 3233 3121 7.25      
2 A' 3223 3111 6.17      
3 A' 1702 1643 21.81      
4 A' 1331 1285 0.59      
5 A' 1245 1202 1.86      
6 A' 1129 1090 193.84      
7 A' 862 833 63.89      
8 A' 445 430 1.62      
9 A' 273 264 6.51      
10 A" 928 895 64.78      
11 A" 811 783 10.01      
12 A" 270 261 1.40      

Unscaled Zero Point Vibrational Energy (zpe) 7725.7 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 7458.4 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 B3LYP/TZVP
ABC
1.82314 0.08109 0.07764

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.475 0.000
C2 1.033 -0.349 0.000
Cl3 -1.641 -0.123 0.000
F4 2.290 0.135 0.000
H5 0.098 1.550 0.000
H6 0.989 -1.429 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32081.74652.31541.07952.1454
C21.32082.68321.34732.11621.0811
Cl31.74652.68323.93972.41302.9366
F42.31541.34733.93972.60942.0341
H51.07952.11622.41302.60943.1093
H62.14541.08112.93662.03413.1093

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 120.403 C1 C2 H6 126.271
C2 C1 Cl3 121.409 C2 C1 H5 123.368
Cl3 C1 H5 115.223 F4 C2 H6 113.326
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.144      
2 C 0.089      
3 Cl -0.067      
4 F -0.193      
5 H 0.190      
6 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.046 -0.192 0.000 0.198
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.638 -1.136 0.000
y -1.136 -26.493 0.000
z 0.000 0.000 -30.678
Traceless
 xyz
x -5.053 -1.136 0.000
y -1.136 5.665 0.000
z 0.000 0.000 -0.612
Polar
3z2-r2-1.225
x2-y2-7.145
xy-1.136
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.510 -0.298 0.000
y -0.298 4.538 0.000
z 0.000 0.000 3.129


<r2> (average value of r2) Å2
<r2> 126.228
(<r2>)1/2 11.235