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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: wB97X-D/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/CEP-121G
 hartrees
Energy at 0K-33.198281
Energy at 298.15K 
HF Energy-33.198281
Nuclear repulsion energy32.570322
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 wB97X-D/CEP-121G
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' 3122 3122 17.62 115.09 0.10 0.18
2 A' 1448 1448 0.02 22.62 0.61 0.75
3 A' 1274 1274 79.84 4.02 0.29 0.45
4 A' 704 704 117.20 16.03 0.49 0.66
5 A' 554 554 14.67 26.34 0.25 0.40
6 A' 198 198 0.35 13.21 0.57 0.73
7 A" 3234 3234 1.79 63.49 0.75 0.86
8 A" 1159 1159 0.50 23.81 0.75 0.86
9 A" 821 821 11.49 8.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6256.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6256.6 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 wB97X-D/CEP-121G
ABC
0.88914 0.05094 0.04863

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.820 -1.066 0.000
Cl2 -0.456 -2.403 0.000
I3 0.000 0.936 0.000
H4 1.414 -1.179 0.903
H5 1.414 -1.179 -0.903

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.84822.16311.08631.0863
Cl21.84823.36982.41022.4102
I32.16313.36982.69902.6990
H41.08632.41022.69901.8055
H51.08632.41022.69901.8055

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 114.065 Cl2 C1 H4 107.581
Cl2 C1 H5 107.581 I3 C1 H4 107.655
I3 C1 H5 107.655 H4 C1 H5 112.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.768      
2 Cl 0.020      
3 I 0.206      
4 H 0.271      
5 H 0.271      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.021 0.389 0.000 2.058
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.205 -3.564 0.000
y -3.564 -40.992 0.000
z 0.000 0.000 -38.905
Traceless
 xyz
x 2.743 -3.564 0.000
y -3.564 -2.937 0.000
z 0.000 0.000 0.194
Polar
3z2-r20.388
x2-y23.786
xy-3.564
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.089 -0.168 0.000
y -0.168 9.562 0.000
z 0.000 0.000 2.563


<r2> (average value of r2) Å2
<r2> 88.023
(<r2>)1/2 9.382