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All results from a given calculation for ICl (Iodine monochloride)

using model chemistry: B1B95/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at B1B95/CEP-121G
 hartrees
Energy at 0K-26.270556
Energy at 298.15K-26.268603
HF Energy-26.270556
Nuclear repulsion energy10.485253
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 B1B95/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 Σ 349 349 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 174.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 174.6 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 B1B95/CEP-121G
B
0.10055

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-121G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.601
Cl2 0.000 0.000 -1.872

Atom - Atom Distances (Å)
  I1 Cl2
I12.4730
Cl22.4730

picture of Iodine monochloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 I 0.246      
2 Cl -0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.873 1.873
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.013 0.000 0.000
y 0.000 -33.013 0.000
z 0.000 0.000 -30.839
Traceless
 xyz
x -1.087 0.000 0.000
y 0.000 -1.087 0.000
z 0.000 0.000 2.174
Polar
3z2-r24.348
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.692 0.000 0.000
y 0.000 0.692 0.000
z 0.000 0.000 8.551


<r2> (average value of r2) Å2
<r2> 47.232
(<r2>)1/2 6.873