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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-637.410672
Energy at 298.15K-637.412727
HF Energy-637.410672
Nuclear repulsion energy139.527197
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 B3LYPultrafine/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' 3255 3119 8.44      
2 A' 3237 3101 6.27      
3 A' 1727 1654 23.86      
4 A' 1340 1284 0.05      
5 A' 1254 1202 4.07      
6 A' 1172 1123 165.22      
7 A' 875 838 57.94      
8 A' 449 430 1.72      
9 A' 272 261 5.81      
10 A" 934 895 48.49      
11 A" 797 763 15.10      
12 A" 273 262 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 7792.6 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 7465.3 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 B3LYPultrafine/6-31G*
ABC
1.81504 0.08110 0.07764

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.477 0.000
C2 1.032 -0.359 0.000
Cl3 -1.641 -0.105 0.000
F4 2.292 0.108 0.000
H5 0.111 1.554 0.000
H6 0.970 -1.442 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32831.74152.32141.08282.1503
C21.32832.68541.34322.12361.0849
Cl31.74152.68543.93882.41322.9333
F42.32141.34323.93882.61742.0368
H51.08282.12362.41322.61743.1170
H62.15031.08492.93332.03683.1170

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 120.673 C1 C2 H6 125.711
C2 C1 Cl3 121.451 C2 C1 H5 123.143
Cl3 C1 H5 115.405 F4 C2 H6 113.616
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 C 0.205      
3 Cl -0.009      
4 F -0.260      
5 H 0.202      
6 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.336 -0.130 0.000 0.360
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.199 -0.925 0.000
y -0.925 -26.100 0.000
z 0.000 0.000 -30.014
Traceless
 xyz
x -4.142 -0.925 0.000
y -0.925 5.007 0.000
z 0.000 0.000 -0.865
Polar
3z2-r2-1.731
x2-y2-6.099
xy-0.925
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.031 -0.299 0.000
y -0.299 4.135 0.000
z 0.000 0.000 2.191


<r2> (average value of r2) Å2
<r2> 125.721
(<r2>)1/2 11.213