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All results from a given calculation for CCl3I (trichloroiodomethane)

using model chemistry: CID/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CID/3-21G
 hartrees
Energy at 0K-8297.585887
Energy at 298.15K 
HF Energy-8297.321947
Nuclear repulsion energy741.782766
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 CID/3-21G
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 736 686 91.03      
2 A1 368 343 0.10      
3 A1 208 194 1.82      
4 E 713 665 98.58      
4 E 713 665 98.58      
5 E 271 253 0.06      
5 E 271 253 0.06      
6 E 169 158 0.01      
6 E 169 158 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1810.2 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 1686.4 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 CID/3-21G
ABC
0.05271 0.02635 0.02635

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.733
I2 0.000 0.000 1.446
Cl3 0.000 1.746 -1.417
Cl4 1.512 -0.873 -1.417
Cl5 -1.512 -0.873 -1.417

Atom - Atom Distances (Å)
  C1 I2 Cl3 Cl4 Cl5
C12.17941.87521.87521.8752
I22.17943.35363.35363.3536
Cl31.87523.35363.02433.0243
Cl41.87523.35363.02433.0243
Cl51.87523.35363.02433.0243

picture of trichloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 Cl3 111.387 I2 C1 Cl4 111.387
I2 C1 Cl5 111.387 Cl3 C1 Cl4 107.490
Cl3 C1 Cl5 107.490 Cl4 C1 Cl5 107.490
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability