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

using model chemistry: QCISD/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 QCISD/3-21G*
 hartrees
Energy at 0K-7016.761044
Energy at 298.15K-7016.759781
HF Energy-7016.361111
Nuclear repulsion energy181.173964
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 QCISD/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' 1314 1263 381.70      
2 A' 501 482 37.82      
3 A' 258 248 12.27      

Unscaled Zero Point Vibrational Energy (zpe) 1036.5 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 996.2 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 QCISD/3-21G*
ABC
2.47858 0.09404 0.09060

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.515 -1.699 0.000
O2 -0.451 -2.439 0.000
I3 0.000 0.592 0.000

Atom - Atom Distances (Å)
  N1 O2 I3
N11.21682.3483
O21.21683.0645
I32.34833.0645

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 114.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability