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

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-637.096063
Energy at 298.15K-637.098056
HF Energy-637.096063
Nuclear repulsion energy139.196445
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 PBEPBE/6-311G**
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' 3161 3132 8.85      
2 A' 3138 3109 6.22      
3 A' 1650 1635 20.32      
4 A' 1274 1263 0.36      
5 A' 1193 1182 1.22      
6 A' 1117 1107 174.32      
7 A' 852 844 62.47      
8 A' 437 433 1.65      
9 A' 262 260 5.16      
10 A" 884 876 67.41      
11 A" 760 753 12.23      
12 A" 263 261 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 7495.7 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7427.5 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 PBEPBE/6-311G**
ABC
1.80219 0.08078 0.07731

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.475 0.000
C2 1.031 -0.372 0.000
Cl3 -1.644 -0.090 0.000
F4 2.299 0.091 0.000
H5 0.119 1.558 0.000
H6 0.959 -1.461 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33431.73882.33101.08872.1611
C21.33432.68971.35002.13421.0916
Cl31.73882.68973.94742.41312.9424
F42.33101.35003.94742.62802.0500
H51.08872.13422.41312.62803.1336
H62.16111.09162.94242.05003.1336

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 120.544 C1 C2 H6 125.670
C2 C1 Cl3 121.593 C2 C1 H5 123.169
Cl3 C1 H5 115.238 F4 C2 H6 113.786
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.284      
2 C 0.172      
3 Cl -0.029      
4 F -0.173      
5 H 0.184      
6 H 0.131      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.260 -0.181 0.000 0.317
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.692 -0.831 0.000
y -0.831 -26.622 0.000
z 0.000 0.000 -30.799
Traceless
 xyz
x -3.982 -0.831 0.000
y -0.831 5.123 0.000
z 0.000 0.000 -1.141
Polar
3z2-r2-2.283
x2-y2-6.070
xy-0.831
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.623 -0.248 0.000
y -0.248 4.362 0.000
z 0.000 0.000 2.428


<r2> (average value of r2) Å2
<r2> 126.556
(<r2>)1/2 11.250