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All results from a given calculation for NCO (isocyanato radical)

using model chemistry: ROMP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at ROMP2/Def2TZVPP
 hartrees
Energy at 0K-167.722159
Energy at 298.15K 
HF Energy-167.186177
Nuclear repulsion energy51.856990
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 ROMP2/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at ROMP2/Def2TZVPP
B
0.38766

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.272
C2 0.000 0.000 -0.036
O3 0.000 0.000 1.140

Atom - Atom Distances (Å)
  N1 C2 O3
N11.23642.4127
C21.23641.1763
O32.41271.1763

picture of isocyanato radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.316      
2 C 0.626      
3 O -0.310      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 32.512
(<r2>)1/2 5.702