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All results from a given calculation for CCl3I (trichloroiodomethane)

using model chemistry: MP2/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 MP2/STO-3G
 hartrees
Energy at 0K-8251.907698
Energy at 298.15K 
HF Energy-8251.797190
Nuclear repulsion energy746.746998
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/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 835 728 126.91 5.16 0.33 0.50
2 A1 418 365 1.92 11.46 0.01 0.01
3 A1 223 194 1.88 5.47 0.52 0.68
4 E 892 778 112.43 6.93 0.75 0.86
4 E 892 778 112.43 6.93 0.75 0.86
5 E 283 246 2.08 4.47 0.75 0.86
5 E 283 246 2.08 4.47 0.75 0.86
6 E 177 155 0.05 3.89 0.75 0.86
6 E 177 155 0.05 3.89 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2090.0 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 1822.3 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/STO-3G
ABC
0.05350 0.02670 0.02670

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/STO-3G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.735
I2 0.000 0.000 1.438
Cl3 0.000 1.733 -1.408
Cl4 1.501 -0.867 -1.408
Cl5 -1.501 -0.867 -1.408

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.17211.85921.85921.8592
I22.17213.33153.33153.3315
Cl31.85923.33153.00193.0019
Cl41.85923.33153.00193.0019
Cl51.85923.33153.00193.0019

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 111.223 I2 C1 Cl4 111.223
I2 C1 Cl5 111.223 Cl3 C1 Cl4 107.664
Cl3 C1 Cl5 107.664 Cl4 C1 Cl5 107.664
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability