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

using model chemistry: HF/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 HF/6-31G**
 hartrees
Energy at 0K-635.780982
Energy at 298.15K-635.783250
HF Energy-635.780982
Nuclear repulsion energy141.136073
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/6-31G**
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' 3426 3092 4.63      
2 A' 3418 3085 11.09      
3 A' 1899 1714 38.21      
4 A' 1449 1308 0.07      
5 A' 1357 1225 5.02      
6 A' 1263 1140 212.20      
7 A' 950 858 66.67      
8 A' 487 439 2.26      
9 A' 298 269 8.05      
10 A" 1059 956 48.27      
11 A" 937 846 28.43      
12 A" 304 274 3.53      

Unscaled Zero Point Vibrational Energy (zpe) 8423.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 7602.9 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 HF/6-31G**
ABC
1.86364 0.08294 0.07941

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.470 0.000
C2 1.026 -0.341 0.000
Cl3 -1.623 -0.125 0.000
F4 2.262 0.136 0.000
H5 0.102 1.536 0.000
H6 0.979 -1.412 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.30851.72902.28641.07082.1216
C21.30852.65861.32432.09271.0717
Cl31.72902.65863.89392.39512.9033
F42.28641.32433.89392.57392.0102
H51.07082.09272.39512.57393.0758
H62.12161.07172.90332.01023.0758

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 120.554 C1 C2 H6 125.797
C2 C1 Cl3 121.536 C2 C1 H5 122.854
Cl3 C1 H5 115.610 F4 C2 H6 113.649
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.320      
2 C 0.327      
3 Cl -0.017      
4 F -0.357      
5 H 0.202      
6 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.313 -0.230 0.000 0.389
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.556 -1.307 0.000
y -1.307 -26.140 0.000
z 0.000 0.000 -30.384
Traceless
 xyz
x -5.294 -1.307 0.000
y -1.307 5.830 0.000
z 0.000 0.000 -0.536
Polar
3z2-r2-1.072
x2-y2-7.415
xy-1.307
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.618 -0.429 0.000
y -0.429 4.035 0.000
z 0.000 0.000 2.170


<r2> (average value of r2) Å2
<r2> 123.696
(<r2>)1/2 11.122