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

using model chemistry: wB97X-D/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-205.082702
Energy at 298.15K-205.083760
HF Energy-205.082702
Nuclear repulsion energy65.621683
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/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 A1 1445 1445 0.12 24.71 0.21 0.35
2 A1 781 781 5.54 0.44 0.71 0.83
3 B2 1767 1767 485.83 5.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1996.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1996.6 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/6-311+G(3df,2p)
ABC
8.28461 0.44266 0.42021

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.318
O2 0.000 1.091 -0.139
O3 0.000 -1.091 -0.139

Atom - Atom Distances (Å)
  N1 O2 O3
N11.18301.1830
O21.18302.1822
O31.18302.1822

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 134.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.616      
2 O -0.308      
3 O -0.308      


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 0.362 0.362
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.846 0.000 0.000
y 0.000 -17.791 0.000
z 0.000 0.000 -15.602
Traceless
 xyz
x 1.851 0.000 0.000
y 0.000 -2.567 0.000
z 0.000 0.000 0.717
Polar
3z2-r21.433
x2-y22.945
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.743 0.000 0.000
y 0.000 4.177 0.000
z 0.000 0.000 2.070


<r2> (average value of r2) Å2
<r2> 30.108
(<r2>)1/2 5.487