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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: mPW1PW91/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-1457.439194
Energy at 298.15K-1457.440308
Nuclear repulsion energy317.329125
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/cc-pVDZ
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' 3264 3128 14.15      
2 A' 1684 1614 13.98      
3 A' 1251 1199 10.43      
4 A' 952 912 109.77      
5 A' 867 831 116.52      
6 A' 645 618 14.93      
7 A' 395 378 0.12      
8 A' 281 269 0.29      
9 A' 171 164 0.85      
10 A" 802 768 26.15      
11 A" 474 454 4.57      
12 A" 207 199 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 5495.9 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 5266.7 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 mPW1PW91/cc-pVDZ
ABC
0.12958 0.05066 0.03642

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.039 -0.399 0.000
C2 0.000 0.441 0.000
H3 -2.059 -0.020 0.000
Cl4 -0.886 -2.108 0.000
Cl5 -0.270 2.148 0.000
Cl6 1.644 -0.054 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.33671.08811.71602.66142.7050
C21.33672.11052.69921.72831.7165
H31.08812.11052.39512.81193.7031
Cl41.71602.69922.39514.30123.2587
Cl52.66141.72832.81194.30122.9173
Cl62.70501.71653.70313.25872.9173

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.985 C1 C2 Cl6 124.271
C2 C1 H3 120.660 C2 C1 Cl4 123.834
H3 C1 Cl4 115.506 Cl5 C2 Cl6 115.744
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.035      
2 C -0.147      
3 H 0.092      
4 Cl -0.018      
5 Cl 0.010      
6 Cl 0.028      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.820 0.257 0.000 0.860
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.637 -0.961 0.000
y -0.961 -48.640 0.000
z 0.000 0.000 -49.591
Traceless
 xyz
x 3.479 -0.961 0.000
y -0.961 -1.026 0.000
z 0.000 0.000 -2.452
Polar
3z2-r2-4.904
x2-y23.003
xy-0.961
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> 257.387
(<r2>)1/2 16.043