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: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-835.814242
Energy at 298.15K 
HF Energy-835.814242
Nuclear repulsion energy295.889073
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 mPW1PW91/6-31G(2df,p)
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' 1882 1797 62.26 19.09 0.36 0.53
2 A' 1403 1340 162.09 0.07 0.39 0.56
3 A' 1276 1218 195.61 0.29 0.31 0.47
4 A' 1094 1044 218.72 4.23 0.24 0.38
5 A' 717 685 5.06 7.88 0.08 0.15
6 A' 528 504 0.91 1.10 0.72 0.84
7 A' 470 449 0.40 2.43 0.30 0.47
8 A' 341 326 1.18 2.14 0.59 0.74
9 A' 186 178 2.62 0.51 0.60 0.75
10 A" 591 564 2.38 8.61 0.75 0.86
11 A" 393 375 1.09 0.18 0.75 0.86
12 A" 174 166 0.02 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4527.2 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 4322.1 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 mPW1PW91/6-31G(2df,p)
ABC
0.15131 0.07623 0.05069

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.691 -0.653 0.000
C2 0.000 0.478 0.000
F3 -1.995 -0.695 0.000
F4 -0.148 -1.837 0.000
F5 -0.612 1.645 0.000
Cl6 1.702 0.532 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.32561.30451.30222.29962.6700
C21.32562.31412.31961.31771.7028
F31.30452.31412.17142.71793.8948
F41.30222.31962.17143.51263.0050
F52.29961.31772.71793.51262.5680
Cl62.67001.70283.89483.00502.5680

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 120.911 C1 C2 Cl6 123.208
C2 C1 F3 123.247 C2 C1 F4 123.938
F3 C1 F4 112.815 F5 C2 Cl6 115.881
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.266      
2 C -0.036      
3 F -0.043      
4 F -0.042      
5 F -0.067      
6 Cl -0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.007 -0.284 0.000 0.284
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.106 0.391 0.000
y 0.391 -38.463 0.000
z 0.000 0.000 -36.461
Traceless
 xyz
x 0.356 0.391 0.000
y 0.391 -1.679 0.000
z 0.000 0.000 1.323
Polar
3z2-r22.646
x2-y21.357
xy0.391
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.767 1.012 0.000
y 1.012 5.600 0.000
z 0.000 0.000 3.264


<r2> (average value of r2) Å2
<r2> 182.605
(<r2>)1/2 13.513