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

using model chemistry: B2PLYP=FULLultrafine/3-21G

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=FULLultrafine/3-21G
 hartrees
Energy at 0K-166.874305
Energy at 298.15K 
HF Energy-166.765964
Nuclear repulsion energy51.103728
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=FULLultrafine/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 Σ 1811 1811 12.48      
2 Σ 1226 1226 9.84      
3 Π 515 515 7.06      
3 Π 506 506 29.92      

Unscaled Zero Point Vibrational Energy (zpe) 2029.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2029.0 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 B2PLYP=FULLultrafine/3-21G
B
0.37728

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.284
C2 0.000 0.000 -0.050
O3 0.000 0.000 1.161

Atom - Atom Distances (Å)
  N1 C2 O3
N11.23462.4452
C21.23461.2106
O32.44521.2106

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