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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-168.067265
Energy at 298.15K-168.067196
HF Energy-168.067265
Nuclear repulsion energy52.146080
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 B3LYPultrafine/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 1991 1925 64.25      
2 Σ 1298 1254 8.69      
3 Π 592 572 15.07      
3 Π 510 493 38.23      

Unscaled Zero Point Vibrational Energy (zpe) 2194.9 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 2121.8 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 B3LYPultrafine/cc-pVTZ
B
0.39242

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

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 -0.041
O3 0.000 0.000 1.135

Atom - Atom Distances (Å)
  N1 C2 O3
N11.22152.3979
C21.22151.1763
O32.39791.1763

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 B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.120      
2 C 0.237      
3 O -0.117      


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 0.727 0.727
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.592 0.000 0.000
y 0.000 -15.884 0.000
z 0.000 0.000 -20.091
Traceless
 xyz
x 3.396 0.000 0.000
y 0.000 1.458 0.000
z 0.000 0.000 -4.854
Polar
3z2-r2-9.707
x2-y21.292
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.824 0.000 0.000
y 0.000 1.763 0.000
z 0.000 0.000 4.451


<r2> (average value of r2) Å2
<r2> 32.008
(<r2>)1/2 5.658