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All results from a given calculation for C2H2ClF (1-chloro-1-fluoroethylene)

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-634.296729
Energy at 298.15K-634.299061
HF Energy-634.296729
Nuclear repulsion energy 
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 wB97X-D/3-21G*
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' 3338 3164 0.85      
2 A' 3238 3069 7.98      
3 A' 1766 1674 127.36      
4 A' 1487 1409 1.60      
5 A' 1249 1184 165.97      
6 A' 995 944 27.63      
7 A' 681 646 51.28      
8 A' 429 406 0.79      
9 A' 380 360 0.33      
10 A" 964 914 104.51      
11 A" 736 697 0.68      
12 A" 555 526 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 7908.5 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 7495.7 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 wB97X-D/3-21G*
ABC
0.34636 0.16767 0.11298

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.463 0.000
C2 -1.030 1.284 0.000
F3 1.294 0.868 0.000
Cl4 -0.151 -1.268 0.000
H5 -0.865 2.353 0.000
H6 -2.040 0.905 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.31761.35601.73692.07892.0873
C21.31762.36082.69941.08121.0789
F31.35602.36082.57862.62033.3340
Cl41.73692.69942.57863.69052.8791
H52.07891.08122.62033.69051.8647
H62.08731.07893.33402.87911.8647

picture of 1-chloro-1-fluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 119.820 C1 C2 H6 120.814
C2 C1 F3 124.004 C2 C1 Cl4 123.612
F3 C1 Cl4 112.384 H5 C2 H6 119.366
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.185      
2 C -0.483      
3 F -0.269      
4 Cl 0.051      
5 H 0.261      
6 H 0.255      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.322 0.883 0.000 1.590
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.744 -1.506 0.000
y -1.506 -27.035 0.000
z 0.000 0.000 -30.449
Traceless
 xyz
x -0.001 -1.506 0.000
y -1.506 2.561 0.000
z 0.000 0.000 -2.559
Polar
3z2-r2-5.119
x2-y2-1.708
xy-1.506
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.378 -0.833 0.000
y -0.833 6.049 0.000
z 0.000 0.000 1.676


<r2> (average value of r2) Å2
<r2> 96.325
(<r2>)1/2 9.815