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

using model chemistry: B1B95/Def2TZVPP

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 B1B95/Def2TZVPP
 hartrees
Energy at 0K-168.015455
Energy at 298.15K-168.015399
HF Energy-168.015455
Nuclear repulsion energy52.358169
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 B1B95/Def2TZVPP
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 2024 2024 72.25      
2 Σ 1319 1319 8.99      
3 Π 605 605 15.43      
3 Π 519 519 39.05      

Unscaled Zero Point Vibrational Energy (zpe) 2233.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2233.5 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 B1B95/Def2TZVPP
B
0.39555

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.258
C2 0.000 0.000 -0.040
O3 0.000 0.000 1.130

Atom - Atom Distances (Å)
  N1 C2 O3
N11.21822.3884
C21.21821.1702
O32.38841.1702

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 B1B95/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.188      
2 C 0.342      
3 O -0.154      


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 0.722 0.722
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.844 0.000 0.000
y 0.000 -14.543 0.000
z 0.000 0.000 -19.963
Traceless
 xyz
x 1.409 0.000 0.000
y 0.000 3.360 0.000
z 0.000 0.000 -4.770
Polar
3z2-r2-9.539
x2-y2-1.301
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 1.862 0.000
z 0.000 0.000 4.588


<r2> (average value of r2) Å2
<r2> 31.793
(<r2>)1/2 5.638