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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: HF/aug-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 HF/aug-cc-pVTZ
 hartrees
Energy at 0K-1454.861630
Energy at 298.15K-1454.862968
Nuclear repulsion energy318.750588
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 HF/aug-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' 3393 3089 14.64      
2 A' 1814 1651 9.05      
3 A' 1388 1264 11.88      
4 A' 1021 929 90.97      
5 A' 900 819 107.83      
6 A' 677 616 13.87      
7 A' 415 377 0.00      
8 A' 296 270 0.34      
9 A' 186 169 1.00      
10 A" 945 861 22.12      
11 A" 528 480 4.13      
12 A" 227 207 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 5894.0 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 5365.9 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 HF/aug-cc-pVTZ
ABC
0.13044 0.05105 0.03669

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.025 -0.385 0.000
C2 0.000 0.431 0.000
H3 -2.023 -0.006 0.000
Cl4 -0.905 -2.097 0.000
Cl5 -0.256 2.137 0.000
Cl6 1.641 -0.057 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.31001.06801.71632.63672.6864
C21.31002.07012.68521.72511.7126
H31.06802.07012.37122.77823.6653
Cl41.71632.68522.37124.28363.2628
Cl52.63671.72512.77824.28362.9008
Cl62.68641.71263.66533.26282.9008

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 120.004 C1 C2 Cl6 124.906
C2 C1 H3 120.703 C2 C1 Cl4 124.525
H3 C1 Cl4 114.771 Cl5 C2 Cl6 115.090
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.434      
2 C 0.599      
3 H 0.501      
4 Cl -0.210      
5 Cl -0.265      
6 Cl -0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.973 0.287 0.000 1.015
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.798 -1.081 0.000
y -1.081 -50.537 0.000
z 0.000 0.000 -50.333
Traceless
 xyz
x 3.637 -1.081 0.000
y -1.081 -1.971 0.000
z 0.000 0.000 -1.666
Polar
3z2-r2-3.333
x2-y23.739
xy-1.081
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.098 1.081 0.000
y 1.081 12.359 0.000
z 0.000 0.000 6.568


<r2> (average value of r2) Å2
<r2> 256.442
(<r2>)1/2 16.014