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

using model chemistry: B1B95/6-311+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 B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-168.007003
Energy at 298.15K-168.006950
HF Energy-168.007003
Nuclear repulsion energy52.378875
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 B1B95/6-311+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 2029 2029 78.97      
2 Σ 1319 1319 8.99      
3 Π 607 607 15.01      
3 Π 520 520 38.08      

Unscaled Zero Point Vibrational Energy (zpe) 2237.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2237.4 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 B1B95/6-311+G(3df,2p)
B
0.39584

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.258
C2 0.000 0.000 -0.039
O3 0.000 0.000 1.130

Atom - Atom Distances (Å)
  N1 C2 O3
N11.21832.3875
C21.21831.1693
O32.38751.1693

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 B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.732      
2 C 1.189      
3 O -0.457      


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 0.708 0.708
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.939 0.000 0.000
y 0.000 -14.611 0.000
z 0.000 0.000 -20.064
Traceless
 xyz
x 1.398 0.000 0.000
y 0.000 3.391 0.000
z 0.000 0.000 -4.789
Polar
3z2-r2-9.578
x2-y2-1.328
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.165 0.000 0.000
y 0.000 2.171 0.000
z 0.000 0.000 4.765


<r2> (average value of r2) Å2
<r2> 31.832
(<r2>)1/2 5.642