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All results from a given calculation for CCl3I (trichloroiodomethane)

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-1714.268671
Energy at 298.15K 
HF Energy-1713.028732
Nuclear repulsion energy499.179551
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 MP2/Def2TZVPP
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 725 690 129.74 15.73 0.55 0.71
2 A1 420 399 0.32 11.98 0.00 0.00
3 A1 215 204 0.02 6.07 0.37 0.54
4 E 791 753 110.43 2.41 0.75 0.86
4 E 791 753 110.43 2.41 0.75 0.86
5 E 290 276 0.09 3.04 0.75 0.86
5 E 290 276 0.09 3.04 0.75 0.86
6 E 175 167 0.05 2.60 0.75 0.86
6 E 175 167 0.05 2.60 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1936.3 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 1842.4 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 MP2/Def2TZVPP
ABC
0.05815 0.02892 0.02892

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.760
I2 0.000 0.000 1.384
Cl3 0.000 1.662 -1.348
Cl4 1.440 -0.831 -1.348
Cl5 -1.440 -0.831 -1.348

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.14361.76341.76341.7634
I22.14363.19793.19793.1979
Cl31.76343.19792.87932.8793
Cl41.76343.19792.87932.8793
Cl51.76343.19792.87932.8793

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 109.489 I2 C1 Cl4 109.489
I2 C1 Cl5 109.489 Cl3 C1 Cl4 109.454
Cl3 C1 Cl5 109.454 Cl4 C1 Cl5 109.454
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability