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

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-629.991878
Energy at 298.15K-629.993726
HF Energy-629.991878
Nuclear repulsion energy136.306034
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 B3LYP/STO-3G
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' 3471 3098 21.94      
2 A' 3375 3012 10.95      
3 A' 1797 1603 11.66      
4 A' 1380 1232 0.33      
5 A' 1295 1156 28.72      
6 A' 1253 1118 30.70      
7 A' 918 820 31.42      
8 A' 450 402 1.21      
9 A' 260 232 3.54      
10 A" 985 879 29.82      
11 A" 774 691 8.39      
12 A" 262 234 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 8109.9 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 7237.3 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 B3LYP/STO-3G
ABC
1.74308 0.07722 0.07394

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.504 0.000
C2 1.063 -0.332 0.000
Cl3 -1.679 -0.138 0.000
F4 2.350 0.128 0.000
H5 0.069 1.600 0.000
H6 0.948 -1.436 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.35201.79772.37991.09802.1588
C21.35202.74861.36712.17211.1097
Cl31.79772.74864.03802.46532.9300
F42.37991.36714.03802.71422.1003
H51.09802.17212.46532.71423.1600
H62.15881.10972.93002.10033.1600

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 122.146 C1 C2 H6 122.256
C2 C1 Cl3 120.884 C2 C1 H5 124.566
Cl3 C1 H5 114.549 F4 C2 H6 115.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.083      
2 C 0.029      
3 Cl -0.115      
4 F -0.043      
5 H 0.112      
6 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.553 0.151 0.000 1.561
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.541 -0.782 0.000
y -0.782 -24.753 0.000
z 0.000 0.000 -27.390
Traceless
 xyz
x -3.470 -0.782 0.000
y -0.782 3.712 0.000
z 0.000 0.000 -0.243
Polar
3z2-r2-0.485
x2-y2-4.788
xy-0.782
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.813 -0.107 0.000
y -0.107 2.158 0.000
z 0.000 0.000 0.465


<r2> (average value of r2) Å2
<r2> 129.599
(<r2>)1/2 11.384