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

using model chemistry: TPSSh/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/3-21G*
 hartrees
Energy at 0K-634.362719
Energy at 298.15K-634.364980
HF Energy-634.362719
Nuclear repulsion energy144.152073
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 TPSSh/3-21G*
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' 3266 3154 8.65      
2 A' 3220 3109 2.76      
3 A' 1715 1656 38.89      
4 A' 1402 1354 13.32      
5 A' 1288 1243 12.48      
6 A' 1080 1043 63.05      
7 A' 797 769 14.64      
8 A' 655 633 25.42      
9 A' 191 184 1.34      
10 A" 947 915 0.05      
11 A" 780 753 61.44      
12 A" 467 451 9.86      

Unscaled Zero Point Vibrational Energy (zpe) 7903.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 7632.1 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 TPSSh/3-21G*
ABC
0.52454 0.12393 0.10024

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.895 0.000
C2 1.245 0.432 0.000
Cl3 -1.374 -0.170 0.000
F4 1.555 -0.902 0.000
H5 -0.218 1.953 0.000
H6 2.107 1.089 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32811.73822.37631.08032.1155
C21.32812.68711.36992.11011.0830
Cl31.73822.68713.01882.41733.7010
F42.37631.36993.01883.36072.0656
H51.08032.11012.41733.36072.4800
H62.11551.08303.70102.06562.4800

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 122.327
C2 C1 Cl3 121.833 C2 C1 H5 122.018
Cl3 C1 H5 116.149 F4 C2 H6 114.215
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.428      
2 C 0.130      
3 Cl 0.041      
4 F -0.252      
5 H 0.270      
6 H 0.240      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.112 2.064 0.000 2.345
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.519 0.392 0.000
y 0.392 4.135 0.000
z 0.000 0.000 1.696


<r2> (average value of r2) Å2
<r2> 104.159
(<r2>)1/2 10.206