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

using model chemistry: LSDA/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 LSDA/6-31G*
 hartrees
Energy at 0K-635.363305
Energy at 298.15K-635.365325
HF Energy-635.363305
Nuclear repulsion energy140.661509
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 LSDA/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' 3175 3115 9.83      
2 A' 3141 3082 6.11      
3 A' 1714 1682 25.82      
4 A' 1284 1260 0.98      
5 A' 1210 1187 93.57      
6 A' 1194 1172 63.26      
7 A' 892 876 48.65      
8 A' 452 443 1.60      
9 A' 262 257 4.83      
10 A" 887 870 53.56      
11 A" 768 753 16.67      
12 A" 272 267 0.67      

Unscaled Zero Point Vibrational Energy (zpe) 7624.6 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 7482.1 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 LSDA/6-31G*
ABC
1.80900 0.08271 0.07910

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.478 0.000
C2 1.018 -0.378 0.000
Cl3 -1.625 -0.070 0.000
F4 2.273 0.055 0.000
H5 0.142 1.562 0.000
H6 0.919 -1.470 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33031.71492.31171.09332.1540
C21.33032.66151.32712.12881.0968
Cl31.71492.66153.89992.40522.9042
F42.31171.32713.89992.60972.0395
H51.09332.12882.40522.60973.1303
H62.15401.09682.90422.03953.1303

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 120.899 C1 C2 H6 124.848
C2 C1 Cl3 121.333 C2 C1 H5 122.591
Cl3 C1 H5 116.076 F4 C2 H6 114.253
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 C 0.131      
3 Cl 0.016      
4 F -0.200      
5 H 0.222      
6 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.389 -0.099 0.000 0.401
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.426 -0.663 0.000
y -0.663 -26.024 0.000
z 0.000 0.000 -30.097
Traceless
 xyz
x -3.365 -0.663 0.000
y -0.663 4.737 0.000
z 0.000 0.000 -1.372
Polar
3z2-r2-2.744
x2-y2-5.402
xy-0.663
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.090 -0.319 0.000
y -0.319 4.244 0.000
z 0.000 0.000 2.222


<r2> (average value of r2) Å2
<r2> 123.640
(<r2>)1/2 11.119