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

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-637.090765
Energy at 298.15K-637.093028
HF Energy-636.904411
Nuclear repulsion energy144.923034
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 B2PLYP/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' 3298 3298 8.78      
2 A' 3264 3264 4.04      
3 A' 1745 1745 55.13      
4 A' 1389 1389 25.09      
5 A' 1283 1283 29.10      
6 A' 1102 1102 83.11      
7 A' 824 824 17.74      
8 A' 665 665 22.27      
9 A' 199 199 1.33      
10 A" 890 890 0.03      
11 A" 767 767 37.98      
12 A" 457 457 7.94      

Unscaled Zero Point Vibrational Energy (zpe) 7941.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7941.2 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 B2PLYP/6-31G**
ABC
0.54712 0.12312 0.10050

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.873 0.000
C2 1.251 0.424 0.000
Cl3 -1.379 -0.170 0.000
F4 1.560 -0.879 0.000
H5 -0.210 1.931 0.000
H6 2.112 1.078 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32901.72892.34561.07892.1223
C21.32902.69621.33892.09901.0817
Cl31.72892.69623.02352.40413.7078
F42.34561.33893.02353.32092.0333
H51.07892.09902.40413.32092.4743
H62.12231.08173.70782.03332.4743

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 123.090 C1 C2 H6 123.053
C2 C1 Cl3 123.170 C2 C1 H5 120.977
Cl3 C1 H5 115.853 F4 C2 H6 113.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.278      
2 C 0.252      
3 Cl 0.003      
4 F -0.264      
5 H 0.161      
6 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.070 1.979 0.000 2.250
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.046 2.239 0.000
y 2.239 -26.976 0.000
z 0.000 0.000 -30.143
Traceless
 xyz
x 0.513 2.239 0.000
y 2.239 2.118 0.000
z 0.000 0.000 -2.631
Polar
3z2-r2-5.263
x2-y2-1.070
xy2.239
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.709 0.375 0.000
y 0.375 4.303 0.000
z 0.000 0.000 2.193


<r2> (average value of r2) Å2
<r2> 103.843
(<r2>)1/2 10.190