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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-1457.462906
Energy at 298.15K-1457.464035
Nuclear repulsion energy317.907807
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 mPW1PW91/6-311G*
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' 3260 3112 11.09      
2 A' 1678 1602 12.48      
3 A' 1295 1236 10.45      
4 A' 950 907 118.83      
5 A' 862 823 129.02      
6 A' 645 616 14.14      
7 A' 396 378 0.24      
8 A' 286 273 0.33      
9 A' 175 167 0.88      
10 A" 811 774 34.39      
11 A" 482 460 7.37      
12 A" 208 198 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 5524.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 5272.5 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 mPW1PW91/6-311G*
ABC
0.12983 0.05080 0.03651

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.028 -0.404 0.000
C2 0.000 0.439 0.000
H3 -2.044 -0.039 0.000
Cl4 -0.879 -2.111 0.000
Cl5 -0.282 2.141 0.000
Cl6 1.644 -0.040 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.32961.07981.71322.65242.6969
C21.32962.09912.69761.72511.7127
H31.07982.09912.37702.80283.6883
Cl41.71322.69762.37704.29393.2648
Cl52.65241.72512.80284.29392.9100
Cl62.69691.71273.68833.26482.9100

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.961 C1 C2 Cl6 124.382
C2 C1 H3 120.843 C2 C1 Cl4 124.404
H3 C1 Cl4 114.753 Cl5 C2 Cl6 115.657
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.238      
2 C -0.184      
3 H 0.309      
4 Cl 0.013      
5 Cl 0.039      
6 Cl 0.060      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.909 0.241 0.000 0.940
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.531 -1.048 0.000
y -1.048 -49.905 0.000
z 0.000 0.000 -50.667
Traceless
 xyz
x 3.754 -1.048 0.000
y -1.048 -1.306 0.000
z 0.000 0.000 -2.449
Polar
3z2-r2-4.897
x2-y23.374
xy-1.048
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 257.470
(<r2>)1/2 16.046