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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: BLYP/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 BLYP/Def2TZVPP
 hartrees
Energy at 0K-797.162849
Energy at 298.15K 
HF Energy-797.162849
Nuclear repulsion energy156.777775
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 BLYP/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' 3055 3055 2.78 104.45 0.06 0.12
2 A' 1400 1400 0.11 13.76 0.63 0.77
3 A' 1164 1164 67.31 4.62 0.17 0.28
4 A' 666 666 107.56 4.13 0.70 0.82
5 A' 485 485 32.45 23.63 0.18 0.31
6 A' 181 181 0.07 9.00 0.40 0.57
7 A" 3140 3140 0.57 52.72 0.75 0.86
8 A" 1088 1088 0.00 2.20 0.75 0.86
9 A" 765 765 4.61 1.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5971.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5971.4 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 BLYP/Def2TZVPP
ABC
0.92002 0.05102 0.04880

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.799 -1.107 0.000
Cl2 -0.446 -2.392 0.000
I3 0.000 0.938 0.000
H4 1.395 -1.195 0.905
H5 1.395 -1.195 -0.905

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.78932.19481.08731.0873
Cl21.78933.35912.37502.3750
I32.19483.35912.70432.7043
H41.08732.37502.70431.8100
H51.08732.37502.70431.8100

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 114.562 Cl2 C1 H4 108.844
Cl2 C1 H5 108.844 I3 C1 H4 105.983
I3 C1 H5 105.983 H4 C1 H5 112.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.240      
2 Cl -0.101      
3 I -0.030      
4 H 0.185      
5 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.366 -0.190 0.000 1.379
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.787 -2.571 0.000
y -2.571 -46.582 0.000
z 0.000 0.000 -46.450
Traceless
 xyz
x 1.729 -2.571 0.000
y -2.571 -0.964 0.000
z 0.000 0.000 -0.765
Polar
3z2-r2-1.530
x2-y21.795
xy-2.571
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.105 0.106 0.000
y 0.106 12.118 0.000
z 0.000 0.000 6.208


<r2> (average value of r2) Å2
<r2> 170.865
(<r2>)1/2 13.072