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All results from a given calculation for CCl3I (trichloroiodomethane)

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 C3V 1A1
Energy calculated at HF/STO-3G
 hartrees
Energy at 0K-8251.799055
Energy at 298.15K 
HF Energy-8251.799055
Nuclear repulsion energy757.507526
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 A1 933 762 129.25 16.27 0.72 0.84
2 A1 453 370 1.31 16.77 0.00 0.00
3 A1 238 194 3.21 6.70 0.47 0.64
4 E 993 811 146.59 13.95 0.75 0.86
4 E 993 811 146.59 13.95 0.75 0.86
5 E 304 248 2.98 4.25 0.75 0.86
5 E 304 248 2.98 4.25 0.75 0.86
6 E 190 155 0.09 3.79 0.75 0.86
6 E 190 155 0.09 3.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2298.9 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 1877.1 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 HF/STO-3G
ABC
0.05525 0.02744 0.02744

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.728
I2 0.000 0.000 1.419
Cl3 0.000 1.705 -1.389
Cl4 1.477 -0.853 -1.389
Cl5 -1.477 -0.853 -1.389

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.14721.82931.82931.8293
I22.14723.28603.28603.2860
Cl31.82933.28602.95392.9539
Cl41.82933.28602.95392.9539
Cl51.82933.28602.95392.9539

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 111.204 I2 C1 Cl4 111.204
I2 C1 Cl5 111.204 Cl3 C1 Cl4 107.684
Cl3 C1 Cl5 107.684 Cl4 C1 Cl5 107.684
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 0.035      
2 I 0.206      
3 Cl -0.080      
4 Cl -0.080      
5 Cl -0.080      


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 1.690 1.690
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -69.364 0.000 0.000
y 0.000 -69.364 0.000
z 0.000 0.000 -68.246
Traceless
 xyz
x -0.559 0.000 0.000
y 0.000 -0.559 0.000
z 0.000 0.000 1.118
Polar
3z2-r22.235
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 3.674 0.000 0.000
y 0.000 3.674 0.000
z 0.000 0.000 5.932


<r2> (average value of r2) Å2
<r2> 399.827
(<r2>)1/2 19.996