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All results from a given calculation for LiO2 (Lithium dioxide)

using model chemistry: PBEPBE/6-311G*

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/6-311G*
 hartrees
Energy at 0K-157.772901
Energy at 298.15K 
HF Energy-157.772901
Nuclear repulsion energy39.160482
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/6-311G*
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 1104 1093 11.73 3.26 0.75 0.86
2 A1 737 729 91.32 28.92 0.14 0.24
3 B2 517 512 30.77 2.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1179.2 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 1166.9 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/6-311G*
ABC
1.13639 1.08740 0.55568

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.382
O2 0.000 0.681 -0.259
O3 0.000 -0.681 -0.259

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.77711.7771
O21.77711.3619
O31.77711.3619

picture of Lithium dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 O2 O3 67.468 Li1 O3 O2 67.468
O2 Li1 O3 45.064
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.527      
2 O -0.264      
3 O -0.264      


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 5.463 5.463
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.625 0.000 0.000
y 0.000 -15.378 0.000
z 0.000 0.000 -5.426
Traceless
 xyz
x -2.223 0.000 0.000
y 0.000 -6.352 0.000
z 0.000 0.000 8.575
Polar
3z2-r217.151
x2-y22.752
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.445 0.000 0.000
y 0.000 3.271 0.000
z 0.000 0.000 2.542


<r2> (average value of r2) Å2
<r2> 21.186
(<r2>)1/2 4.603