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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: CCD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/Def2TZVPP
 hartrees
Energy at 0K-796.064057
Energy at 298.15K 
HF Energy-795.209072
Nuclear repulsion energy160.745492
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 CCD/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 A' 3166 3166 2.70      
2 A' 1473 1473 0.04      
3 A' 1246 1246 65.78      
4 A' 780 780 68.95      
5 A' 571 571 8.27      
6 A' 201 201 0.30      
7 A" 3247 3247 0.76      
8 A" 1160 1160 0.01      
9 A" 814 814 4.03      

Unscaled Zero Point Vibrational Energy (zpe) 6329.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6329.9 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 CCD/Def2TZVPP
ABC
0.93486 0.05420 0.05174

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.792 -1.063 0.000
Cl2 -0.443 -2.322 0.000
I3 0.000 0.909 0.000
H4 1.393 -1.163 0.892
H5 1.393 -1.163 -0.892

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.76332.12501.08051.0805
Cl21.76333.26122.34732.3473
I32.12503.26122.65132.6513
H41.08052.34732.65131.7843
H51.08052.34732.65131.7843

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 113.685 Cl2 C1 H4 108.883
Cl2 C1 H5 108.883 I3 C1 H4 107.050
I3 C1 H5 107.050 H4 C1 H5 111.308
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability