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All results from a given calculation for ONONO (Nitrosyl nitrite)

using model chemistry: PBE1PBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-334.649866
Energy at 298.15K-334.651981
HF Energy-334.649866
Nuclear repulsion energy161.114198
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 PBE1PBE/6-31G(2df,p)
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 1885 1804 1.24      
2 A1 1081 1035 34.30      
3 A1 475 455 1.54      
4 A1 268 256 0.35      
5 A2 257 246 0.00      
6 B1 146 139 0.12      
7 B2 1828 1749 441.44      
8 B2 771 738 1.12      
9 B2 522 499 936.29      

Unscaled Zero Point Vibrational Energy (zpe) 3615.7 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 3460.2 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 PBE1PBE/6-31G(2df,p)
ABC
1.75126 0.09356 0.08882

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.438
N2 0.000 1.141 -0.447
N3 0.000 -1.141 -0.447
O4 0.000 2.120 0.172
O5 0.000 -2.120 0.172

Atom - Atom Distances (Å)
  O1 N2 N3 O4 O5
O11.44411.44412.13632.1363
N21.44412.28151.15863.3188
N31.44412.28153.31881.1586
O42.13631.15863.31884.2394
O52.13633.31881.15864.2394

picture of Nitrosyl nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 O4 109.845 O1 N3 O5 109.845
N2 O1 N3 104.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.297      
2 N 0.315      
3 N 0.315      
4 O -0.167      
5 O -0.167      


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 -0.260 0.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.127 0.000 0.000
y 0.000 -27.724 0.000
z 0.000 0.000 -27.293
Traceless
 xyz
x 3.381 0.000 0.000
y 0.000 -2.014 0.000
z 0.000 0.000 -1.367
Polar
3z2-r2-2.734
x2-y23.597
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.262 0.000 0.000
y 0.000 7.433 0.000
z 0.000 0.000 2.832


<r2> (average value of r2) Å2
<r2> 111.398
(<r2>)1/2 10.555