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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: HF/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-120.325448
Energy at 298.15K-120.326618
Nuclear repulsion energy107.091793
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/LANL2DZ
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' 3472 3125 14.74      
2 A' 1834 1650 9.05      
3 A' 1398 1258 14.49      
4 A' 953 858 86.74      
5 A' 830 747 107.86      
6 A' 628 565 20.72      
7 A' 390 351 0.00      
8 A' 283 255 1.06      
9 A' 178 160 2.05      
10 A" 960 864 42.47      
11 A" 503 453 7.44      
12 A" 218 196 2.81      

Unscaled Zero Point Vibrational Energy (zpe) 5823.7 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 5240.7 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/LANL2DZ
ABC
0.12356 0.04846 0.03481

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.744 -0.638 0.000
C2 0.000 0.449 0.000
H3 -1.811 -0.599 0.000
Cl4 -0.100 -2.292 0.000
Cl5 -0.771 2.057 0.000
Cl6 1.768 0.481 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.31741.06751.77502.69542.7497
C21.31742.09262.74291.78351.7679
H31.06752.09262.40672.85293.7381
Cl41.77502.74292.40674.40073.3432
Cl52.69541.78352.85294.40072.9884
Cl62.74971.76793.73813.34322.9884

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.987 C1 C2 Cl6 125.422
C2 C1 H3 122.325 C2 C1 Cl4 124.332
H3 C1 Cl4 113.343 Cl5 C2 Cl6 114.591
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.164      
2 C -0.106      
3 H 0.279      
4 Cl -0.027      
5 Cl 0.002      
6 Cl 0.016      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.613 -0.054 0.000 1.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.035 0.921 0.000
y 0.921 -52.309 0.000
z 0.000 0.000 -48.524
Traceless
 xyz
x 4.381 0.921 0.000
y 0.921 -5.030 0.000
z 0.000 0.000 0.648
Polar
3z2-r21.297
x2-y26.274
xy0.921
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.735 -0.340 0.000
y -0.340 9.756 0.000
z 0.000 0.000 1.856


<r2> (average value of r2) Å2
<r2> 135.313
(<r2>)1/2 11.632