return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: PBE1PBE/6-31G*

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*
 hartrees
Energy at 0K-334.624483
Energy at 298.15K-334.626537
HF Energy-334.624483
Nuclear repulsion energy160.291771
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*
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 1898 1804 1.06      
2 A1 1076 1022 42.43      
3 A1 462 439 1.70      
4 A1 261 249 0.46      
5 A2 246 234 0.00      
6 B1 143 136 0.08      
7 B2 1840 1749 463.33      
8 B2 758 720 0.14      
9 B2 519 493 948.27      

Unscaled Zero Point Vibrational Energy (zpe) 3601.2 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 3422.3 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 PBE1PBE/6-31G*
ABC
1.72542 0.09265 0.08793

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.434
N2 0.000 1.149 -0.452
N3 0.000 -1.149 -0.452
O4 0.000 2.129 0.179
O5 0.000 -2.129 0.179

Atom - Atom Distances (Å)
  O1 N2 N3 O4 O5
O11.45181.45182.14392.1439
N21.45182.29901.16473.3382
N31.45182.29903.33821.1647
O42.14391.16473.33824.2571
O52.14393.33821.16474.2571

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 109.551 O1 N3 O5 109.551
N2 O1 N3 104.699
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.306      
2 N 0.345      
3 N 0.345      
4 O -0.192      
5 O -0.192      


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 -0.394 0.394
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.211 0.000 0.000
y 0.000 -28.094 0.000
z 0.000 0.000 -27.573
Traceless
 xyz
x 3.622 0.000 0.000
y 0.000 -2.202 0.000
z 0.000 0.000 -1.420
Polar
3z2-r2-2.840
x2-y23.882
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.841 0.000 0.000
y 0.000 7.374 0.000
z 0.000 0.000 2.531


<r2> (average value of r2) Å2
<r2> 112.504
(<r2>)1/2 10.607