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All results from a given calculation for CHClCCl2 (Trichloroethylene)

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-1456.671532
Energy at 298.15K-1456.672518
Nuclear repulsion energy314.934148
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 PBEPBE/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' 3178 3135 13.10      
2 A' 1606 1584 13.46      
3 A' 1235 1218 9.01      
4 A' 903 891 113.29      
5 A' 829 817 131.00      
6 A' 620 611 15.11      
7 A' 380 375 0.20      
8 A' 274 270 0.29      
9 A' 167 165 0.80      
10 A" 756 745 29.27      
11 A" 454 448 3.45      
12 A" 200 197 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 5301.0 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 5228.4 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 PBEPBE/6-31G**
ABC
0.12724 0.04991 0.03585

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.038 -0.415 0.000
C2 0.000 0.444 0.000
H3 -2.066 -0.049 0.000
Cl4 -0.875 -2.134 0.000
Cl5 -0.297 2.160 0.000
Cl6 1.660 -0.034 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 Cl6
C11.34801.09071.72622.67972.7254
C21.34802.12402.72251.74111.7278
H31.09072.12402.40062.82993.7261
Cl41.72622.72252.40064.33233.2919
Cl52.67971.74112.82994.33232.9403
Cl62.72541.72783.72613.29192.9403

picture of Trichloroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl5 119.791 C1 C2 Cl6 124.304
C2 C1 H3 120.771 C2 C1 Cl4 124.195
H3 C1 Cl4 115.034 Cl5 C2 Cl6 115.905
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.201      
2 C -0.213      
3 H 0.188      
4 Cl 0.056      
5 Cl 0.074      
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 0.231 0.000 0.879
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.742 -0.843 0.000
y -0.843 -48.878 0.000
z 0.000 0.000 -49.641
Traceless
 xyz
x 3.517 -0.843 0.000
y -0.843 -1.187 0.000
z 0.000 0.000 -2.331
Polar
3z2-r2-4.662
x2-y23.136
xy-0.843
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.394 0.737 0.000
y 0.737 11.351 0.000
z 0.000 0.000 3.486


<r2> (average value of r2) Å2
<r2> 261.094
(<r2>)1/2 16.158