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

using model chemistry: mPW1PW91/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 mPW1PW91/STO-3G
 hartrees
Energy at 0K-630.014589
Energy at 298.15K-630.016637
HF Energy-630.014589
Nuclear repulsion energy141.995559
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 mPW1PW91/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' 3527 3100 27.21      
2 A' 3411 2998 19.06      
3 A' 1851 1627 26.22      
4 A' 1470 1292 31.38      
5 A' 1320 1161 13.96      
6 A' 1164 1023 14.43      
7 A' 866 761 16.89      
8 A' 674 592 11.83      
9 A' 179 157 0.57      
10 A" 939 826 0.03      
11 A" 763 670 21.02      
12 A" 441 388 1.67      

Unscaled Zero Point Vibrational Energy (zpe) 8302.8 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 7297.3 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 mPW1PW91/STO-3G
ABC
0.52381 0.11812 0.09638

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.900 0.000
C2 1.264 0.441 0.000
Cl3 -1.407 -0.196 0.000
F4 1.608 -0.870 0.000
H5 -0.247 1.966 0.000
H6 2.109 1.157 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34501.78372.39171.09432.1251
C21.34502.74661.35592.14701.1076
Cl31.78372.74663.08992.45353.7681
F42.39171.35593.08993.38922.0886
H51.09432.14702.45353.38922.4916
H62.12511.10763.76812.08862.4916

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 124.630 C1 C2 H6 119.791
C2 C1 Cl3 122.150 C2 C1 H5 122.997
Cl3 C1 H5 114.853 F4 C2 H6 115.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.088      
2 C 0.029      
3 Cl -0.117      
4 F -0.044      
5 H 0.118      
6 H 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.791 1.531 0.000 2.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.854 0.783 0.000
y 0.783 -24.946 0.000
z 0.000 0.000 -27.374
Traceless
 xyz
x -0.694 0.783 0.000
y 0.783 2.168 0.000
z 0.000 0.000 -1.474
Polar
3z2-r2-2.948
x2-y2-1.909
xy0.783
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.228 0.219 0.000
y 0.219 2.499 0.000
z 0.000 0.000 0.471


<r2> (average value of r2) Å2
<r2> 106.231
(<r2>)1/2 10.307