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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: BLYP/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 BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-1457.298200
Energy at 298.15K-1457.299122
Nuclear repulsion energy313.430234
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 BLYP/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' 3161 3144 11.72      
2 A' 1575 1566 11.47      
3 A' 1226 1219 9.13      
4 A' 861 856 94.17      
5 A' 791 787 126.98      
6 A' 600 597 15.97      
7 A' 369 367 0.15      
8 A' 265 264 0.29      
9 A' 164 163 0.84      
10 A" 763 759 20.63      
11 A" 447 445 1.85      
12 A" 196 195 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 5208.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 5179.9 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 BLYP/6-31G(2df,p)
ABC
0.12601 0.04942 0.03550

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.043 -0.407 0.000
C2 0.000 0.442 0.000
H3 -2.067 -0.041 0.000
Cl4 -0.893 -2.140 0.000
Cl5 -0.286 2.172 0.000
Cl6 1.669 -0.042 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.34531.08741.73922.68772.7370
C21.34532.12322.73191.75311.7377
H31.08742.12322.40472.84103.7365
Cl41.73922.73192.40474.35403.3116
Cl52.68771.75312.84104.35402.9531
Cl62.73701.73773.73653.31162.9531

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.748 C1 C2 Cl6 124.701
C2 C1 H3 121.207 C2 C1 Cl4 124.179
H3 C1 Cl4 114.614 Cl5 C2 Cl6 115.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.093      
2 C 0.210      
3 H 0.152      
4 Cl -0.089      
5 Cl -0.099      
6 Cl -0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.816 0.246 0.000 0.852
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.955 -0.925 0.000
y -0.925 -49.054 0.000
z 0.000 0.000 -49.319
Traceless
 xyz
x 3.231 -0.925 0.000
y -0.925 -1.417 0.000
z 0.000 0.000 -1.814
Polar
3z2-r2-3.628
x2-y23.099
xy-0.925
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.310 0.856 0.000
y 0.856 12.271 0.000
z 0.000 0.000 4.782


<r2> (average value of r2) Å2
<r2> 263.372
(<r2>)1/2 16.229