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

using model chemistry: PBE1PBE/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 PBE1PBE/3-21G*
 hartrees
Energy at 0K-7019.231068
Energy at 298.15K-7019.229867
HF Energy-7019.231068
Nuclear repulsion energy185.426491
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 PBE1PBE/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' 1533 1472 652.11      
2 A' 540 519 71.23      
3 A' 277 266 28.92      

Unscaled Zero Point Vibrational Energy (zpe) 1175.4 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 1128.2 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 PBE1PBE/3-21G*
ABC
2.63120 0.09834 0.09480

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.500 -1.659 0.000
O2 -0.438 -2.386 0.000
I3 0.000 0.579 0.000

Atom - Atom Distances (Å)
  N1 O2 I3
N11.18682.2933
O21.18682.9977
I32.29332.9977

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 115.216
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.229      
2 O -0.183      
3 I -0.045      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.095 -0.779 0.000 0.785
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.160 -0.930 0.000
y -0.930 -36.469 0.000
z 0.000 0.000 -38.249
Traceless
 xyz
x -2.801 -0.930 0.000
y -0.930 2.735 0.000
z 0.000 0.000 0.066
Polar
3z2-r20.132
x2-y2-3.691
xy-0.930
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.975 0.036 0.000
y 0.036 10.015 0.000
z 0.000 0.000 3.481


<r2> (average value of r2) Å2
<r2> 109.803
(<r2>)1/2 10.479