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

using model chemistry: B3LYP/6-311+G(3df,2p)

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 B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-168.066561
Energy at 298.15K-168.066496
HF Energy-168.066561
Nuclear repulsion energy52.194853
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 B3LYP/6-311+G(3df,2p)
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 1995 1929 76.15      
2 Σ 1299 1256 8.90      
3 Π 597 577 14.56      
3 Π 513 496 37.85      

Unscaled Zero Point Vibrational Energy (zpe) 2202.0 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 2129.3 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 B3LYP/6-311+G(3df,2p)
B
0.39310

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.262
C2 0.000 0.000 -0.040
O3 0.000 0.000 1.134

Atom - Atom Distances (Å)
  N1 C2 O3
N11.22182.3958
C21.22181.1741
O32.39581.1741

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 B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.693      
2 C 1.125      
3 O -0.432      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.718 0.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.735 0.000 0.000
y 0.000 -16.085 0.000
z 0.000 0.000 -20.333
Traceless
 xyz
x 3.474 0.000 0.000
y 0.000 1.450 0.000
z 0.000 0.000 -4.923
Polar
3z2-r2-9.847
x2-y21.349
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.207 0.000 0.000
y 0.000 2.204 0.000
z 0.000 0.000 4.843


<r2> (average value of r2) Å2
<r2> 32.093
(<r2>)1/2 5.665