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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: PBEPBEultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-637.034242
Energy at 298.15K-637.036398
HF Energy-637.034242
Nuclear repulsion energy143.698284
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 PBEPBEultrafine/6-31+G**
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' 3179 3143 6.32      
2 A' 3152 3116 6.75      
3 A' 1662 1643 65.85      
4 A' 1306 1291 23.89      
5 A' 1219 1206 33.80      
6 A' 1045 1033 103.44      
7 A' 790 781 21.09      
8 A' 642 635 21.24      
9 A' 189 187 1.17      
10 A" 826 817        
11 A" 717 709 57.42      
12 A" 440 435 7.73      

Unscaled Zero Point Vibrational Energy (zpe) 7583.4 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 7496.9 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 PBEPBEultrafine/6-31+G**
ABC
0.54624 0.11994 0.09835

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.867 0.000
C2 1.263 0.419 0.000
Cl3 -1.396 -0.157 0.000
F4 1.581 -0.895 0.000
H5 -0.204 1.939 0.000
H6 2.136 1.077 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34041.73222.36761.09112.1463
C21.34042.72131.35192.11251.0931
Cl31.73222.72133.06752.41233.7419
F42.36761.35193.06753.34942.0486
H51.09112.11252.41233.34942.4935
H62.14631.09313.74192.04862.4935

picture of (Z)-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 123.143 C1 C2 H6 123.448
C2 C1 Cl3 124.182 C2 C1 H5 120.300
Cl3 C1 H5 115.518 F4 C2 H6 113.409
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.228      
2 C 0.051      
3 Cl 0.059      
4 F -0.251      
5 H 0.201      
6 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.825 2.015 0.000 2.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.500 2.499 0.000
y 2.499 -27.721 0.000
z 0.000 0.000 -31.030
Traceless
 xyz
x 0.875 2.499 0.000
y 2.499 2.045 0.000
z 0.000 0.000 -2.920
Polar
3z2-r2-5.839
x2-y2-0.780
xy2.499
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.877 0.288 0.000
y 0.288 5.202 0.000
z 0.000 0.000 3.659


<r2> (average value of r2) Å2
<r2> 106.109
(<r2>)1/2 10.301