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

using model chemistry: B3PW91/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 B3PW91/STO-3G
 hartrees
Energy at 0K-629.920483
Energy at 298.15K-629.922507
HF Energy-629.920483
Nuclear repulsion energy141.580342
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/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' 3501 3098 25.71      
2 A' 3380 2992 16.99      
3 A' 1829 1619 26.16      
4 A' 1459 1291 30.88      
5 A' 1313 1162 13.74      
6 A' 1155 1022 14.39      
7 A' 856 758 16.57      
8 A' 668 591 11.78      
9 A' 178 158 0.55      
10 A" 924 818 0.01      
11 A" 752 666 21.43      
12 A" 436 385 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 8224.7 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 7278.9 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 B3PW91/STO-3G
ABC
0.52294 0.11710 0.09568

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.900 0.000
C2 1.268 0.441 0.000
Cl3 -1.413 -0.196 0.000
F4 1.617 -0.872 0.000
H5 -0.247 1.968 0.000
H6 2.113 1.160 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.34871.78822.39871.09612.1291
C21.34872.75581.35852.15121.1098
Cl31.78822.75583.10432.45803.7780
F42.39871.35853.10433.39692.0923
H51.09612.15122.45803.39692.4944
H62.12911.10983.77802.09232.4944

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 124.763 C1 C2 H6 119.684
C2 C1 Cl3 122.305 C2 C1 H5 122.920
Cl3 C1 H5 114.775 F4 C2 H6 115.553
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.088      
2 C 0.026      
3 Cl -0.117      
4 F -0.038      
5 H 0.117      
6 H 0.101      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.798 1.483 0.000 2.331
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.813 0.747 0.000
y 0.747 -24.931 0.000
z 0.000 0.000 -27.386
Traceless
 xyz
x -0.655 0.747 0.000
y 0.747 2.168 0.000
z 0.000 0.000 -1.513
Polar
3z2-r2-3.027
x2-y2-1.882
xy0.747
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.272 0.223 0.000
y 0.223 2.520 0.000
z 0.000 0.000 0.475


<r2> (average value of r2) Å2
<r2> 106.862
(<r2>)1/2 10.337