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

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

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 B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-167.899108
Energy at 298.15K-167.899064
HF Energy-167.724443
Nuclear repulsion energy51.968589
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 B2PLYP=FULL/6-31G(2df,p)
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 2061 2061 90.76      
2 Σ 1288 1288 7.98      
3 Π 609 609 15.44      
3 Π 536 536 39.13      

Unscaled Zero Point Vibrational Energy (zpe) 2247.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2247.3 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 B2PLYP=FULL/6-31G(2df,p)
B
0.38959

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.268
C2 0.000 0.000 -0.038
O3 0.000 0.000 1.138

Atom - Atom Distances (Å)
  N1 C2 O3
N11.22982.4067
C21.22981.1769
O32.40671.1769

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