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

using model chemistry: HSEh1PBE/6-31G**

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 HSEh1PBE/6-31G**
 hartrees
Energy at 0K-167.831198
Energy at 298.15K-167.831092
HF Energy-167.831198
Nuclear repulsion energy51.897866
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 HSEh1PBE/6-31G**
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 2042 1948 60.18      
2 Σ 1320 1259 7.64      
3 Π 566 540 15.51      
3 Π 489 467 39.46      

Unscaled Zero Point Vibrational Energy (zpe) 2208.5 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 2107.5 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 HSEh1PBE/6-31G**
B
0.38864

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.269
C2 0.000 0.000 -0.040
O3 0.000 0.000 1.141

Atom - Atom Distances (Å)
  N1 C2 O3
N11.22872.4095
C21.22871.1808
O32.40951.1808

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 HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.344      
2 C 0.648      
3 O -0.304      


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 0.723 0.723
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.344 0.000 0.000
y 0.000 -15.630 0.000
z 0.000 0.000 -19.821
Traceless
 xyz
x 3.381 0.000 0.000
y 0.000 1.453 0.000
z 0.000 0.000 -4.834
Polar
3z2-r2-9.668
x2-y21.286
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.436 0.000 0.000
y 0.000 1.302 0.000
z 0.000 0.000 4.192


<r2> (average value of r2) Å2
<r2> 32.056
(<r2>)1/2 5.662