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

using model chemistry: CCSD(T)/aug-cc-pVQZ

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 CCSD(T)/aug-cc-pVQZ
 hartrees
Energy at 0K-167.803297
Energy at 298.15K-167.803214
HF Energy-167.202355
Nuclear repulsion energy51.953010
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 CCSD(T)/aug-cc-pVQZ
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 1989 1913        
2 Σ 1274 1225        
3 Π 582 559        
3 Π 504 485        

Unscaled Zero Point Vibrational Energy (zpe) 2174.5 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 2090.6 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 CCSD(T)/aug-cc-pVQZ
B
0.38923

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/aug-cc-pVQZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.269
C2 0.000 0.000 -0.038
O3 0.000 0.000 1.139

Atom - Atom Distances (Å)
  N1 C2 O3
N11.23102.4078
C21.23101.1768
O32.40781.1768

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