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

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3B3
 hartrees
Energy at 0K-637.175486
Energy at 298.15K-637.170223
HF Energy-637.410663
Nuclear repulsion energy139.528430
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 B3LYP/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' 3256 3127 8.50      
2 A' 3238 3109 6.20      
3 A' 1726 1658 23.86      
4 A' 1340 1287 0.05      
5 A' 1254 1204 3.99      
6 A' 1171 1125 165.23      
7 A' 874 839 57.99      
8 A' 448 431 1.71      
9 A' 272 261 5.83      
10 A" 934 897 48.48      
11 A" 797 765 15.11      
12 A" 273 263 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 7791.9 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 7482.5 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 B3LYP/6-31G*
ABC
1.81516 0.08111 0.07764

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.477 0.000
C2 1.032 -0.359 0.000
Cl3 -1.641 -0.105 0.000
F4 2.292 0.108 0.000
H5 0.111 1.554 0.000
H6 0.970 -1.442 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32831.74152.32131.08282.1504
C21.32832.68551.34322.12351.0849
Cl31.74152.68553.93872.41312.9337
F42.32131.34323.93872.61702.0368
H51.08282.12352.41312.61703.1171
H62.15041.08492.93372.03683.1171

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 121.045 C1 C2 H6 125.432
C2 C1 Cl3 121.816 C2 C1 H5 122.872
Cl3 C1 H5 115.312 F4 C2 H6 113.523
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 C 0.205      
3 Cl -0.009      
4 F -0.260      
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
  0.336 -0.131 0.000 0.360
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 125.721
(<r2>)1/2 11.213