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All results from a given calculation for NO2 (Nitrogen dioxide)

using model chemistry: wB97X-D/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A1
Energy calculated at wB97X-D/LANL2DZ
 hartrees
Energy at 0K-204.962921
Energy at 298.15K-204.963929
HF Energy-204.962921
Nuclear repulsion energy62.896895
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 wB97X-D/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1296 1296 0.71 21.86 0.21 0.35
2 A1 696 696 10.00 3.11 0.73 0.85
3 B2 1563 1563 322.49 8.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1777.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1777.3 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 wB97X-D/LANL2DZ
ABC
7.38893 0.40824 0.38686

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.337
O2 0.000 1.136 -0.147
O3 0.000 -1.136 -0.147

Atom - Atom Distances (Å)
  N1 O2 O3
N11.23491.2349
O21.23492.2723
O31.23492.2723

picture of Nitrogen dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 N1 O3 133.853
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.266      
2 O -0.133      
3 O -0.133      


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 0.245 0.245
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.752 0.000 0.000
y 0.000 -19.107 0.000
z 0.000 0.000 -15.656
Traceless
 xyz
x 2.630 0.000 0.000
y 0.000 -3.904 0.000
z 0.000 0.000 1.274
Polar
3z2-r22.548
x2-y24.356
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.845 0.000 0.000
y 0.000 4.062 0.000
z 0.000 0.000 1.232


<r2> (average value of r2) Å2
<r2> 32.103
(<r2>)1/2 5.666