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: HSEh1PBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/cc-pVTZ
 hartrees
Energy at 0K-835.577613
Energy at 298.15K 
HF Energy-835.577613
Nuclear repulsion energy295.414117
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 HSEh1PBE/cc-pVTZ
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' 1869 1796 65.12 22.92 0.32 0.48
2 A' 1371 1317 181.93 0.11 0.44 0.61
3 A' 1246 1198 216.14 0.37 0.26 0.42
4 A' 1085 1042 240.35 4.18 0.22 0.36
5 A' 713 686 3.91 7.74 0.09 0.17
6 A' 525 505 0.97 1.26 0.71 0.83
7 A' 469 451 0.40 2.53 0.33 0.50
8 A' 343 330 1.27 2.28 0.59 0.74
9 A' 190 182 2.48 0.54 0.60 0.75
10 A" 590 567 2.04 9.82 0.75 0.86
11 A" 388 373 0.68 0.30 0.75 0.86
12 A" 173 166 0.05 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4480.7 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 4306.4 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 HSEh1PBE/cc-pVTZ
ABC
0.15103 0.07593 0.05053

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.682 -0.661 0.000
C2 0.000 0.473 0.000
F3 -1.991 -0.713 0.000
F4 -0.132 -1.847 0.000
F5 -0.630 1.638 0.000
Cl6 1.698 0.555 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.32351.30911.30742.29942.6730
C21.32352.31682.32351.32431.7000
F31.30912.31682.17762.71543.9002
F41.30742.32352.17763.52003.0191
F52.29941.32432.71543.52002.5678
Cl62.67301.70003.90023.01912.5678

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 120.545 C1 C2 Cl6 123.796
C2 C1 F3 123.286 C2 C1 F4 124.049
F3 C1 F4 112.665 F5 C2 Cl6 115.659
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.326      
2 C 0.060      
3 F -0.112      
4 F -0.108      
5 F -0.124      
6 Cl -0.042      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.266 -0.231 0.000 0.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.674 0.504 0.000
y 0.504 -39.409 0.000
z 0.000 0.000 -37.128
Traceless
 xyz
x 0.594 0.504 0.000
y 0.504 -2.008 0.000
z 0.000 0.000 1.414
Polar
3z2-r22.827
x2-y21.735
xy0.504
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.906 0.982 0.000
y 0.982 5.678 0.000
z 0.000 0.000 3.291


<r2> (average value of r2) Å2
<r2> 183.577
(<r2>)1/2 13.549