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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-637.375875
Energy at 298.15K-637.378145
HF Energy-637.375875
Nuclear repulsion energy145.371290
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 mPW1PW91/6-31G*
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' 3293 3122 8.79      
2 A' 3254 3086 3.88      
3 A' 1769 1677 61.68      
4 A' 1389 1317 27.14      
5 A' 1290 1223 36.02      
6 A' 1119 1061 81.90      
7 A' 833 789 19.00      
8 A' 673 638 22.13      
9 A' 198 187 1.20      
10 A" 903 857 0.06      
11 A" 768 729 44.00      
12 A" 464 440 8.69      

Unscaled Zero Point Vibrational Energy (zpe) 7975.2 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 7562.9 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 mPW1PW91/6-31G*
ABC
0.55566 0.12322 0.10086

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.866 0.000
C2 1.247 0.416 0.000
Cl3 -1.378 -0.166 0.000
F4 1.561 -0.875 0.000
H5 -0.210 1.926 0.000
H6 2.109 1.075 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32581.72152.33771.08122.1189
C21.32582.68941.32842.09841.0843
Cl31.72152.68943.02342.39633.7010
F42.33771.32843.02343.31362.0253
H51.08122.09842.39633.31362.4696
H62.11891.08433.70102.02532.4696

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 123.459 C1 C2 H6 122.768
C2 C1 Cl3 123.380 C2 C1 H5 120.999
Cl3 C1 H5 115.621 F4 C2 H6 113.773
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.375      
2 C 0.190      
3 Cl 0.019      
4 F -0.249      
5 H 0.229      
6 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.116 1.936 0.000 2.235
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.664 2.194 0.000
y 2.194 -26.654 0.000
z 0.000 0.000 -30.046
Traceless
 xyz
x 0.686 2.194 0.000
y 2.194 2.201 0.000
z 0.000 0.000 -2.886
Polar
3z2-r2-5.773
x2-y2-1.010
xy2.194
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.763 0.369 0.000
y 0.369 4.265 0.000
z 0.000 0.000 2.201


<r2> (average value of r2) Å2
<r2> 103.364
(<r2>)1/2 10.167