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

using model chemistry: B3LYP/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-637.528509
Energy at 298.15K-637.530580
HF Energy-637.528509
Nuclear repulsion energy139.973158
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/aug-cc-pVTZ
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' 3224 3119 5.38      
2 A' 3218 3113 9.07      
3 A' 1696 1641 25.03      
4 A' 1323 1280 0.56      
5 A' 1239 1199 2.21      
6 A' 1128 1092 196.45      
7 A' 866 838 58.80      
8 A' 446 432 1.39      
9 A' 271 262 5.76      
10 A" 922 892 57.91      
11 A" 822 796 8.02      
12 A" 270 262 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 7712.9 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 7462.2 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 B3LYP/aug-cc-pVTZ
ABC
1.82706 0.08168 0.07818

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.474 0.000
C2 1.025 -0.358 0.000
Cl3 -1.635 -0.107 0.000
F4 2.285 0.114 0.000
H5 0.110 1.547 0.000
H6 0.970 -1.437 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32021.73532.31331.07832.1429
C21.32022.67161.34582.11341.0797
Cl31.73532.67163.92632.40422.9248
F42.31331.34583.92632.60482.0330
H51.07832.11342.40422.60483.1050
H62.14291.07972.92482.03303.1050

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 120.378 C1 C2 H6 126.185
C2 C1 Cl3 121.347 C2 C1 H5 123.238
Cl3 C1 H5 115.415 F4 C2 H6 113.437
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.286      
2 C -0.088      
3 Cl -0.150      
4 F -0.380      
5 H 0.404      
6 H 0.501      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.005 -0.137 0.000 0.138
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.511 -1.073 0.000
y -1.073 -26.644 0.000
z 0.000 0.000 -30.663
Traceless
 xyz
x -4.857 -1.073 0.000
y -1.073 5.443 0.000
z 0.000 0.000 -0.585
Polar
3z2-r2-1.171
x2-y2-6.867
xy-1.073
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.467 -0.325 0.000
y -0.325 5.583 0.000
z 0.000 0.000 4.462


<r2> (average value of r2) Å2
<r2> 125.489
(<r2>)1/2 11.202