return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C2ClF3 (Ethene, chlorotrifluoro-)

using model chemistry: B1B95/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311G*
 hartrees
Energy at 0K-835.956991
Energy at 298.15K 
HF Energy-835.956991
Nuclear repulsion energy295.493110
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 B1B95/6-311G*
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' 1884 1806 64.35 21.92 0.31 0.47
2 A' 1376 1319 198.67 0.11 0.28 0.43
3 A' 1248 1197 236.33 0.36 0.39 0.56
4 A' 1083 1038 266.58 3.92 0.18 0.31
5 A' 712 683 4.74 7.53 0.13 0.22
6 A' 524 502 1.15 1.77 0.72 0.84
7 A' 468 449 0.43 2.52 0.42 0.59
8 A' 341 327 1.47 2.69 0.64 0.78
9 A' 182 175 3.29 0.67 0.67 0.80
10 A" 587 563 3.58 12.09 0.75 0.86
11 A" 387 371 1.17 0.58 0.75 0.86
12 A" 174 167 0.07 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4483.2 cm-1
Scaled (by 0.9586) Zero Point Vibrational Energy (zpe) 4297.6 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 B1B95/6-311G*
ABC
0.15109 0.07599 0.05056

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.685 -0.659 0.000
C2 0.000 0.471 0.000
F3 -1.992 -0.705 0.000
F4 -0.135 -1.846 0.000
F5 -0.626 1.638 0.000
Cl6 1.700 0.550 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.32171.30851.30722.29782.6733
C21.32172.31382.32071.32411.7014
F31.30852.31382.17902.71213.8994
F41.30722.32072.17903.51783.0174
F52.29781.32412.71213.51782.5679
Cl62.67331.70143.89943.01742.5679

picture of Ethene, chlorotrifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 120.567 C1 C2 Cl6 123.846
C2 C1 F3 123.213 C2 C1 F4 123.958
F3 C1 F4 112.829 F5 C2 Cl6 115.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.464      
2 C 0.016      
3 F -0.161      
4 F -0.159      
5 F -0.173      
6 Cl 0.012      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.247 -0.316 0.000 0.401
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.015 0.413 0.000
y 0.413 -39.866 0.000
z 0.000 0.000 -37.259
Traceless
 xyz
x 0.547 0.413 0.000
y 0.413 -2.229 0.000
z 0.000 0.000 1.682
Polar
3z2-r23.364
x2-y21.851
xy0.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.395 0.972 0.000
y 0.972 4.913 0.000
z 0.000 0.000 2.443


<r2> (average value of r2) Å2
<r2> 183.662
(<r2>)1/2 13.552