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All results from a given calculation for INO (Nitrosyl iodide)

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-7020.113902
Energy at 298.15K-7020.112679
HF Energy-7020.113902
Nuclear repulsion energy182.133809
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 mPW1PW91/3-21G
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' 1561 1490 743.79      
2 A' 532 508 65.09      
3 A' 261 249 29.50      

Unscaled Zero Point Vibrational Energy (zpe) 1177.1 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 1123.7 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 mPW1PW91/3-21G
ABC
2.66415 0.09428 0.09106

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.510 -1.665 0.000
O2 -0.447 -2.397 0.000
I3 0.000 0.582 0.000

Atom - Atom Distances (Å)
  N1 O2 I3
N11.20472.3039
O21.20473.0118
I32.30393.0118

picture of Nitrosyl iodide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 N1 I3 114.614
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.208      
2 O -0.175      
3 I -0.033      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.097 -1.281 0.000 1.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.238 -0.864 0.000
y -0.864 -36.568 0.000
z 0.000 0.000 -38.354
Traceless
 xyz
x -2.778 -0.864 0.000
y -0.864 2.729 0.000
z 0.000 0.000 0.049
Polar
3z2-r20.098
x2-y2-3.671
xy-0.864
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.069 -0.127 0.000
y -0.127 9.616 0.000
z 0.000 0.000 1.554


<r2> (average value of r2) Å2
<r2> 113.380
(<r2>)1/2 10.648