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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: CCSD/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 CCSD/Def2TZVPP
 hartrees
Energy at 0K-796.067383
Energy at 298.15K 
HF Energy-795.209074
Nuclear repulsion energy160.600288
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 CCSD/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3162 3162 2.85      
2 A' 1470 1470 0.04      
3 A' 1240 1240 67.81      
4 A' 773 773 72.49      
5 A' 567 567 9.32      
6 A' 200 200 0.28      
7 A" 3242 3242 0.67      
8 A" 1155 1155 0.01      
9 A" 812 812 3.95      

Unscaled Zero Point Vibrational Energy (zpe) 6309.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6309.6 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 CCSD/Def2TZVPP
ABC
0.93333 0.05410 0.05164

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.792 -1.064 0.000
Cl2 -0.444 -2.324 0.000
I3 0.000 0.910 0.000
H4 1.393 -1.164 0.893
H5 1.393 -1.164 -0.893

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.76482.12731.08071.0807
Cl21.76483.26432.34872.3487
I32.12733.26432.65332.6533
H41.08072.34872.65331.7854
H51.08072.34872.65331.7854

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 113.677 Cl2 C1 H4 108.876
Cl2 C1 H5 108.876 I3 C1 H4 107.024
I3 C1 H5 107.024 H4 C1 H5 111.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability