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All results from a given calculation for CCl3I (trichloroiodomethane)

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-8337.029260
Energy at 298.15K 
HF Energy-8337.029260
Nuclear repulsion energy758.750290
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/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 625 619 206.47 15.65 0.53 0.70
2 A1 397 392 0.33 16.59 0.01 0.01
3 A1 192 190 1.50 13.49 0.36 0.53
4 E 696 688 193.79 0.78 0.75 0.86
4 E 696 688 193.81 0.77 0.75 0.86
5 E 283 280 0.88 6.75 0.75 0.86
5 E 283 280 0.88 6.75 0.75 0.86
6 E 167 165 0.01 5.09 0.75 0.86
6 E 167 165 0.01 5.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1752.3 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 1734.1 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/6-311G*
ABC
0.05637 0.02741 0.02741

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.800
I2 0.000 0.000 1.427
Cl3 0.000 1.688 -1.389
Cl4 1.462 -0.844 -1.389
Cl5 -1.462 -0.844 -1.389

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.22641.78811.78811.7881
I22.22643.28283.28283.2828
Cl31.78813.28282.92432.9243
Cl41.78813.28282.92432.9243
Cl51.78813.28282.92432.9243

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 109.231 I2 C1 Cl4 109.231
I2 C1 Cl5 109.231 Cl3 C1 Cl4 109.711
Cl3 C1 Cl5 109.711 Cl4 C1 Cl5 109.711
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.526      
2 I 0.184      
3 Cl 0.114      
4 Cl 0.114      
5 Cl 0.114      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.403 0.403
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -71.998 0.000 0.000
y 0.000 -71.998 0.000
z 0.000 0.000 -69.847
Traceless
 xyz
x -1.075 0.000 0.000
y 0.000 -1.075 0.000
z 0.000 0.000 2.151
Polar
3z2-r24.301
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.665 0.000 0.000
y 0.000 9.665 0.000
z 0.000 0.000 12.776


<r2> (average value of r2) Å2
<r2> 399.958
(<r2>)1/2 19.999