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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: HF/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311+G(3df,2p)
 hartrees
Energy at 0K-635.875972
Energy at 298.15K-635.878253
HF Energy-635.875972
Nuclear repulsion energy141.749618
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 HF/6-311+G(3df,2p)
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' 3387 3078 0.87      
2 A' 3379 3070 15.90      
3 A' 1864 1694 43.47      
4 A' 1444 1312 0.69      
5 A' 1352 1228 3.17      
6 A' 1253 1138 233.17      
7 A' 948 861 65.08      
8 A' 488 443 1.99      
9 A' 298 271 6.99      
10 A" 1051 955 53.60      
11 A" 951 864 19.99      
12 A" 303 275 1.84      

Unscaled Zero Point Vibrational Energy (zpe) 8358.6 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 7594.6 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 HF/6-311+G(3df,2p)
ABC
1.87257 0.08369 0.08011

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.472 0.000
C2 1.022 -0.339 0.000
Cl3 -1.616 -0.121 0.000
F4 2.252 0.125 0.000
H5 0.103 1.537 0.000
H6 0.968 -1.408 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.30511.72152.27871.06952.1148
C21.30512.64731.31472.08901.0704
Cl31.72152.64733.87602.38822.8866
F42.27871.31473.87602.57112.0003
H51.06952.08902.38822.57113.0692
H62.11481.07042.88662.00033.0692

picture of (E)-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 120.872 C1 C2 H6 125.518
C2 C1 Cl3 121.403 C2 C1 H5 122.908
Cl3 C1 H5 115.689 F4 C2 H6 113.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.433      
2 C 0.801      
3 Cl -0.213      
4 F -0.460      
5 H 0.147      
6 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.145 -0.180 0.000 0.232
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.722 -1.326 0.000
y -1.326 -26.387 0.000
z 0.000 0.000 -30.782
Traceless
 xyz
x -5.137 -1.326 0.000
y -1.326 5.865 0.000
z 0.000 0.000 -0.727
Polar
3z2-r2-1.455
x2-y2-7.335
xy-1.326
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.655 -0.421 0.000
y -0.421 5.134 0.000
z 0.000 0.000 4.148


<r2> (average value of r2) Å2
<r2> 122.950
(<r2>)1/2 11.088