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

using model chemistry: B2PLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A1
Energy calculated at B2PLYP/6-311G*
 hartrees
Energy at 0K-204.977018
Energy at 298.15K-204.978061
HF Energy-204.778174
Nuclear repulsion energy64.632743
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 B2PLYP/6-311G*
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 1348 1348 0.10 5.68 0.12 0.21
2 A1 760 760 8.12 7.40 0.63 0.78
3 B2 1718 1718 315.57 1.95 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1913.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1913.1 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 B2PLYP/6-311G*
ABC
7.83271 0.43086 0.40840

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.327
O2 0.000 1.106 -0.143
O3 0.000 -1.106 -0.143

Atom - Atom Distances (Å)
  N1 O2 O3
N11.20171.2017
O21.20172.2118
O31.20172.2118

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 133.944
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.314      
2 O -0.157      
3 O -0.157      


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 0.256 0.256
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.647 0.000 0.000
y 0.000 -17.935 0.000
z 0.000 0.000 -15.449
Traceless
 xyz
x 2.045 0.000 0.000
y 0.000 -2.887 0.000
z 0.000 0.000 0.842
Polar
3z2-r21.684
x2-y23.289
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.961 0.000 0.000
y 0.000 3.649 0.000
z 0.000 0.000 1.292


<r2> (average value of r2) Å2
<r2> 30.644
(<r2>)1/2 5.536