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All results from a given calculation for CCl3I (trichloroiodomethane)

using model chemistry: QCISD(T)/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 QCISD(T)/6-311G*
 hartrees
Energy at 0K-8333.986994
Energy at 298.15K 
HF Energy-8333.154080
Nuclear repulsion energy763.097345
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 QCISD(T)/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 692 667        
2 A1 411 396        
3 A1 205 197        
4 E 782 753        
4 E 782 753        
5 E 297 286        
5 E 297 286        
6 E 178 171        
6 E 178 171        

Unscaled Zero Point Vibrational Energy (zpe) 1910.9 cm-1
Scaled (by 0.9628) Zero Point Vibrational Energy (zpe) 1839.8 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 QCISD(T)/6-311G*
ABC
0.05696 0.02773 0.02773

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.789
I2 0.000 0.000 1.418
Cl3 0.000 1.680 -1.381
Cl4 1.455 -0.840 -1.381
Cl5 -1.455 -0.840 -1.381

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.20681.78091.78091.7809
I22.20683.26413.26413.2641
Cl31.78093.26412.90922.9092
Cl41.78093.26412.90922.9092
Cl51.78093.26412.90922.9092

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 109.413 I2 C1 Cl4 109.413
I2 C1 Cl5 109.413 Cl3 C1 Cl4 109.530
Cl3 C1 Cl5 109.530 Cl4 C1 Cl5 109.530
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability