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

using model chemistry: QCISD(TQ)=FULL/6-31G*

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 QCISD(TQ)=FULL/6-31G*
 hartrees
Energy at 0K-167.591991
Energy at 298.15K-167.591881
HF Energy-167.125213
Nuclear repulsion energy51.357307
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(TQ)=FULL/6-31G*
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 1934 1934        
2 Σ 1262 1262        
3 Π 533 533        
3 Π 525 525        

Unscaled Zero Point Vibrational Energy (zpe) 2127.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2127.0 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(TQ)=FULL/6-31G*
B
0.38087

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)=FULL/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.280
C2 0.000 0.000 -0.044
O3 0.000 0.000 1.153

Atom - Atom Distances (Å)
  N1 C2 O3
N11.23612.4338
C21.23611.1977
O32.43381.1977

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