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: M06-2X/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/3-21G
 hartrees
Energy at 0K-831.443843
Energy at 298.15K 
HF Energy-831.443843
Nuclear repulsion energy289.558452
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 M06-2X/3-21G
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' 1926 1846 41.48 9.78 0.35 0.52
2 A' 1419 1360 104.50 0.47 0.46 0.63
3 A' 1287 1233 149.19 0.56 0.58 0.73
4 A' 1046 1003 160.02 1.62 0.24 0.39
5 A' 678 650 9.76 9.46 0.15 0.27
6 A' 512 491 1.49 2.35 0.75 0.86
7 A' 437 419 1.10 4.55 0.34 0.51
8 A' 314 301 1.06 3.04 0.70 0.82
9 A' 182 174 4.69 0.68 0.71 0.83
10 A" 645 618 7.24 14.31 0.75 0.86
11 A" 395 379 3.98 0.47 0.75 0.86
12 A" 174 167 0.01 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4507.0 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 4320.9 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 M06-2X/3-21G
ABC
0.14154 0.07466 0.04888

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.751 -0.578 0.000
C2 0.000 0.500 0.000
F3 -2.095 -0.555 0.000
F4 -0.251 -1.822 0.000
F5 -0.502 1.754 0.000
Cl6 1.773 0.358 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.31371.34381.34082.34512.6918
C21.31372.34532.33581.35091.7785
F31.34382.34532.23672.80493.9738
F41.34082.33582.23673.58502.9751
F52.34511.35092.80493.58502.6693
Cl62.69181.77853.97382.97512.6693

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 123.308 C1 C2 Cl6 120.286
C2 C1 F3 123.892 C2 C1 F4 123.262
F3 C1 F4 112.846 F5 C2 Cl6 116.406
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.628      
2 C -0.026      
3 F -0.264      
4 F -0.263      
5 F -0.251      
6 Cl 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.067 -0.203 0.000 0.214
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.595 0.067 0.000
y 0.067 -40.735 0.000
z 0.000 0.000 -37.356
Traceless
 xyz
x -0.549 0.067 0.000
y 0.067 -2.260 0.000
z 0.000 0.000 2.809
Polar
3z2-r25.618
x2-y21.141
xy0.067
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.924 0.672 0.000
y 0.672 4.104 0.000
z 0.000 0.000 1.437


<r2> (average value of r2) Å2
<r2> 189.670
(<r2>)1/2 13.772