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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-1439.068174
Energy at 298.15K-1439.069260
Nuclear repulsion energy311.714320
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/STO-3G
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' 3719 3037 77.00      
2 A' 1994 1628 2.14      
3 A' 1446 1181 25.32      
4 A' 1148 938 76.29      
5 A' 1000 816 61.68      
6 A' 710 580 16.87      
7 A' 425 347 0.37      
8 A' 283 231 3.09      
9 A' 173 141 2.10      
10 A" 992 810 12.42      
11 A" 515 421 0.10      
12 A" 230 188 7.63      

Unscaled Zero Point Vibrational Energy (zpe) 6317.8 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 5158.5 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 HF/STO-3G
ABC
0.12457 0.04907 0.03520

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.065 -0.336 0.000
C2 0.000 0.440 0.000
H3 -2.071 0.073 0.000
Cl4 -0.986 -2.098 0.000
Cl5 -0.183 2.206 0.000
Cl6 1.667 -0.149 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.31791.08631.76372.69112.7381
C21.31792.10342.72351.77541.7681
H31.08632.10342.42692.84893.7446
Cl41.76372.72352.42694.37883.2925
Cl52.69111.77542.84894.37882.9950
Cl62.73811.76813.74463.29252.9950

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 120.192 C1 C2 Cl6 124.421
C2 C1 H3 121.766 C2 C1 Cl4 123.565
H3 C1 Cl4 114.668 Cl5 C2 Cl6 115.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.006      
2 C 0.081      
3 H 0.134      
4 Cl -0.081      
5 Cl -0.070      
6 Cl -0.058      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.566 0.488 0.000 1.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.240 -0.989 0.000
y -0.989 -51.645 0.000
z 0.000 0.000 -45.850
Traceless
 xyz
x 3.507 -0.989 0.000
y -0.989 -6.100 0.000
z 0.000 0.000 2.593
Polar
3z2-r25.186
x2-y26.405
xy-0.989
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.395 0.564 0.000
y 0.564 6.304 0.000
z 0.000 0.000 0.515


<r2> (average value of r2) Å2
<r2> 264.980
(<r2>)1/2 16.278