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

using model chemistry: B3LYP/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-51.526400
Energy at 298.15K-51.528560
HF Energy-51.526400
Nuclear repulsion energy56.383502
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/CEP-121G
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' 3234 3152 8.76      
2 A' 3198 3117 6.10      
3 A' 1672 1629 43.39      
4 A' 1325 1291 22.19      
5 A' 1230 1199 15.61      
6 A' 1005 980 99.63      
7 A' 757 738 18.60      
8 A' 611 596 26.07      
9 A' 187 183 1.79      
10 A" 886 863 0.22      
11 A" 750 730 76.12      
12 A" 427 416 8.66      

Unscaled Zero Point Vibrational Energy (zpe) 7641.2 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 7446.3 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/CEP-121G
ABC
0.50940 0.11627 0.09466

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.906 0.000
C2 1.275 0.484 0.000
Cl3 -1.419 -0.213 0.000
F4 1.622 -0.869 0.000
H5 -0.262 1.956 0.000
H6 2.142 1.138 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34291.80682.40371.08312.1549
C21.34292.78301.39692.12851.0857
Cl31.80682.78303.11062.45833.8089
F42.40371.39693.11063.39572.0729
H51.08312.12852.45833.39572.5402
H62.15491.08573.80892.07292.5402

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 122.633 C1 C2 H6 124.735
C2 C1 Cl3 123.486 C2 C1 H5 122.291
Cl3 C1 H5 114.223 F4 C2 H6 112.632
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.345      
2 C 0.145      
3 Cl 0.041      
4 F -0.202      
5 H 0.205      
6 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.887 2.793 0.000 2.930
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.518 3.144 0.000
y 3.144 -26.791 0.000
z 0.000 0.000 -30.230
Traceless
 xyz
x -0.008 3.144 0.000
y 3.144 2.583 0.000
z 0.000 0.000 -2.575
Polar
3z2-r2-5.150
x2-y2-1.727
xy3.144
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.225 0.543 0.000
y 0.543 4.589 0.000
z 0.000 0.000 2.278


<r2> (average value of r2) Å2
<r2> 76.415
(<r2>)1/2 8.742