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

using model chemistry: PBEPBE/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 PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-334.694409
Energy at 298.15K-334.696187
HF Energy-334.694409
Nuclear repulsion energy156.480582
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 PBEPBE/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 1787 1769 0.17      
2 A1 982 972 27.32      
3 A1 399 395 1.63      
4 A1 225 223 0.02      
5 A2 241 238 0.00      
6 B1 128 127 0.00      
7 B2 1733 1715 501.48      
8 B2 692 685 12.29      
9 B2 391 387 785.75      

Unscaled Zero Point Vibrational Energy (zpe) 3289.6 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 3255.7 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 PBEPBE/6-31G(2df,p)
ABC
1.60907 0.08811 0.08354

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.491
N2 0.000 1.183 -0.457
N3 0.000 -1.183 -0.457
O4 0.000 2.181 0.155
O5 0.000 -2.181 0.155

Atom - Atom Distances (Å)
  O1 N2 N3 O4 O5
O11.51591.51592.20652.2065
N21.51592.36561.17083.4188
N31.51592.36563.41881.1708
O42.20651.17083.41884.3616
O52.20653.41881.17084.3616

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 109.760 O1 N3 O5 109.760
N2 O1 N3 102.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.249      
2 N 0.233      
3 N 0.233      
4 O -0.109      
5 O -0.109      


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 -0.228 0.228
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.233 0.000 0.000
y 0.000 -26.745 0.000
z 0.000 0.000 -27.165
Traceless
 xyz
x 2.722 0.000 0.000
y 0.000 -1.046 0.000
z 0.000 0.000 -1.676
Polar
3z2-r2-3.353
x2-y22.512
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.291 0.000 0.000
y 0.000 8.367 0.000
z 0.000 0.000 2.983


<r2> (average value of r2) Å2
<r2> 117.186
(<r2>)1/2 10.825