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

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-637.307852
Energy at 298.15K-637.310099
HF Energy-637.307852
Nuclear repulsion energy144.739273
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 B3PW91/6-31+G**
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' 3263 3133 5.76      
2 A' 3238 3109 7.26      
3 A' 1730 1661 67.47      
4 A' 1356 1302 26.08      
5 A' 1264 1214 37.89      
6 A' 1086 1043 105.06      
7 A' 818 785 20.93      
8 A' 663 637 22.63      
9 A' 195 188 1.36      
10 A" 887 852 0.00      
11 A" 754 724 56.00      
12 A" 457 439 8.23      

Unscaled Zero Point Vibrational Energy (zpe) 7855.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 7542.5 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 B3PW91/6-31+G**
ABC
0.55542 0.12152 0.09971

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.861 0.000
C2 1.254 0.418 0.000
Cl3 -1.388 -0.161 0.000
F4 1.573 -0.882 0.000
H5 -0.204 1.924 0.000
H6 2.117 1.075 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32931.72302.34751.08292.1277
C21.32932.70381.33902.09561.0846
Cl31.72302.70383.04702.39763.7159
F42.34751.33903.04703.32142.0311
H51.08292.09562.39763.32142.4712
H62.12771.08463.71592.03112.4712

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 123.235 C1 C2 H6 123.309
C2 C1 Cl3 124.203 C2 C1 H5 120.285
Cl3 C1 H5 115.513 F4 C2 H6 113.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.260      
2 C 0.092      
3 Cl 0.061      
4 F -0.272      
5 H 0.206      
6 H 0.173      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.878 2.120 0.000 2.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.284 2.585 0.000
y 2.585 -27.443 0.000
z 0.000 0.000 -30.716
Traceless
 xyz
x 0.796 2.585 0.000
y 2.585 2.057 0.000
z 0.000 0.000 -2.853
Polar
3z2-r2-5.705
x2-y2-0.841
xy2.585
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.526 0.268 0.000
y 0.268 4.904 0.000
z 0.000 0.000 3.459


<r2> (average value of r2) Å2
<r2> 104.737
(<r2>)1/2 10.234