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

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-637.092249
Energy at 298.15K-637.094232
HF Energy-637.092249
Nuclear repulsion energy139.175711
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 PBEPBE/6-311G*
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' 3157 3124 8.69      
2 A' 3137 3105 7.97      
3 A' 1656 1638 21.18      
4 A' 1283 1269 0.27      
5 A' 1208 1195 1.99      
6 A' 1119 1107 173.86      
7 A' 853 844 62.61      
8 A' 438 433 1.68      
9 A' 263 260 5.15      
10 A" 880 871 69.04      
11 A" 750 742 11.93      
12 A" 263 260 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 7502.7 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 7424.6 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 PBEPBE/6-311G*
ABC
1.80560 0.08071 0.07725

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.475 0.000
C2 1.031 -0.372 0.000
Cl3 -1.645 -0.087 0.000
F4 2.300 0.085 0.000
H5 0.120 1.558 0.000
H6 0.961 -1.462 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33421.73862.33301.08972.1628
C21.33422.69071.34942.13431.0923
Cl31.73862.69073.94892.41342.9465
F42.33301.34943.94892.63112.0462
H51.08972.13432.41342.63113.1354
H62.16281.09232.94652.04623.1354

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 120.770 C1 C2 H6 125.782
C2 C1 Cl3 121.686 C2 C1 H5 123.095
Cl3 C1 H5 115.219 F4 C2 H6 113.448
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.381      
2 C 0.087      
3 Cl -0.023      
4 F -0.174      
5 H 0.271      
6 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.265 -0.181 0.000 0.321
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.683 -0.829 0.000
y -0.829 -26.570 0.000
z 0.000 0.000 -30.880
Traceless
 xyz
x -3.958 -0.829 0.000
y -0.829 5.212 0.000
z 0.000 0.000 -1.254
Polar
3z2-r2-2.508
x2-y2-6.113
xy-0.829
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.605 -0.242 0.000
y -0.242 4.320 0.000
z 0.000 0.000 2.388


<r2> (average value of r2) Å2
<r2> 126.643
(<r2>)1/2 11.254