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

using model chemistry: PBEPBEultrafine/cc-pVTZ

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 PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-167.888013
Energy at 298.15K-167.887894
HF Energy-167.888013
Nuclear repulsion energy51.628730
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 PBEPBEultrafine/cc-pVTZ
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 1967 1953 46.15      
2 Σ 1252 1243 9.51      
3 Π 565 561 10.01      
3 Π 473 469 32.64      

Unscaled Zero Point Vibrational Energy (zpe) 2127.8 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 2113.2 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 PBEPBEultrafine/cc-pVTZ
B
0.38472

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.275
C2 0.000 0.000 -0.042
O3 0.000 0.000 1.147

Atom - Atom Distances (Å)
  N1 C2 O3
N11.23252.4217
C21.23251.1893
O32.42171.1893

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 PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.106      
2 C 0.198      
3 O -0.091      


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 0.759 0.759
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.927 0.000 0.000
y 0.000 -14.624 0.000
z 0.000 0.000 -19.786
Traceless
 xyz
x 1.278 0.000 0.000
y 0.000 3.233 0.000
z 0.000 0.000 -4.511
Polar
3z2-r2-9.022
x2-y2-1.303
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.815 0.000 0.000
y 0.000 1.848 0.000
z 0.000 0.000 4.556


<r2> (average value of r2) Å2
<r2> 32.390
(<r2>)1/2 5.691