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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-1450.775232
Energy at 298.15K-1450.776389
Nuclear repulsion energy317.834799
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 B1B95/3-21G*
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' 3272 3124 14.81      
2 A' 1669 1594 10.52      
3 A' 1319 1259 6.04      
4 A' 927 885 100.54      
5 A' 846 808 106.37      
6 A' 639 610 14.10      
7 A' 396 378 0.19      
8 A' 282 269 0.33      
9 A' 184 175 1.04      
10 A" 867 828 40.42      
11 A" 497 474 7.54      
12 A" 214 204 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 5555.7 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 5305.2 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 B1B95/3-21G*
ABC
0.13068 0.05079 0.03658

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.049 -0.375 0.000
C2 0.000 0.442 0.000
H3 -2.057 0.012 0.000
Cl4 -0.912 -2.087 0.000
Cl5 -0.228 2.158 0.000
Cl6 1.631 -0.096 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.32971.07961.71762.66262.6948
C21.32972.10172.68861.73091.7177
H31.07962.10172.39082.81993.6900
Cl41.71762.68862.39084.29973.2300
Cl52.66261.73092.81994.29972.9218
Cl62.69481.71773.69003.23002.9218

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 120.341 C1 C2 Cl6 123.834
C2 C1 H3 121.106 C2 C1 Cl4 123.337
H3 C1 Cl4 115.557 Cl5 C2 Cl6 115.825
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.314      
2 C -0.308      
3 H 0.294      
4 Cl 0.084      
5 Cl 0.112      
6 Cl 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.961 0.239 0.000 0.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.906 -0.966 0.000
y -0.966 -49.111 0.000
z 0.000 0.000 -50.289
Traceless
 xyz
x 3.794 -0.966 0.000
y -0.966 -1.014 0.000
z 0.000 0.000 -2.780
Polar
3z2-r2-5.561
x2-y23.205
xy-0.966
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.772 0.789 0.000
y 0.789 10.492 0.000
z 0.000 0.000 2.996


<r2> (average value of r2) Å2
<r2> 256.736
(<r2>)1/2 16.023