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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-1456.670062
Energy at 298.15K-1456.671036
HF Energy-1456.670062
Nuclear repulsion energy314.935532
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 PBEPBEultrafine/6-31G*
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' 3181 3128 12.12      
2 A' 1605 1579 13.28      
3 A' 1247 1226 9.14      
4 A' 906 891 113.42      
5 A' 831 817 131.19      
6 A' 621 611 14.94      
7 A' 381 375 0.20      
8 A' 274 269 0.30      
9 A' 168 165 0.81      
10 A" 754 742 30.19      
11 A" 454 446 3.41      
12 A" 199 196 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 5309.9 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 5222.3 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 PBEPBEultrafine/6-31G*
ABC
0.12717 0.04992 0.03585

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.038 -0.417 0.000
C2 0.000 0.444 0.000
H3 -2.066 -0.052 0.000
Cl4 -0.872 -2.135 0.000
Cl5 -0.301 2.159 0.000
Cl6 1.661 -0.031 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.34851.09131.72602.67902.7260
C21.34852.12492.72261.74081.7275
H31.09132.12492.40112.82893.7270
Cl41.72602.72262.40114.33163.2927
Cl52.67901.74082.82894.33162.9402
Cl62.72601.72753.72703.29272.9402

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.724 C1 C2 Cl6 124.346
C2 C1 H3 120.776 C2 C1 Cl4 124.176
H3 C1 Cl4 115.048 Cl5 C2 Cl6 115.931
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.253      
2 C -0.202      
3 H 0.228      
4 Cl 0.058      
5 Cl 0.073      
6 Cl 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.849 0.226 0.000 0.879
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.726 -0.837 0.005
y -0.837 -48.879 -0.001
z 0.005 -0.001 -49.654
Traceless
 xyz
x 3.540 -0.837 0.005
y -0.837 -1.189 -0.001
z 0.005 -0.001 -2.352
Polar
3z2-r2-4.703
x2-y23.153
xy-0.837
xz0.005
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.372 0.732 0.002
y 0.732 11.347 -0.000
z 0.002 -0.000 3.476


<r2> (average value of r2) Å2
<r2> 261.085
(<r2>)1/2 16.158