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

using model chemistry: PBEPBE/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 PBEPBE/6-31G
 hartrees
Energy at 0K-157.690151
Energy at 298.15K 
HF Energy-157.690151
Nuclear repulsion energy37.446471
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
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 979 966 5.90 6.35 0.13 0.23
2 A1 722 712 67.54 24.08 0.19 0.31
3 B2 493 486 20.28 0.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1097.4 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 1082.3 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 PBEPBE/6-31G
ABC
1.04471 1.01596 0.51507

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.410
O2 0.000 0.720 -0.264
O3 0.000 -0.720 -0.264

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.82291.8229
O21.82291.4404
O31.82291.4404

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 66.729 Li1 O3 O2 66.729
O2 Li1 O3 46.542
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.622      
2 O -0.311      
3 O -0.311      


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 6.006 6.006
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.877 0.000 0.000
y 0.000 -15.949 0.000
z 0.000 0.000 -5.548
Traceless
 xyz
x -2.129 0.000 0.000
y 0.000 -6.737 0.000
z 0.000 0.000 8.866
Polar
3z2-r217.731
x2-y23.072
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.125 0.000 0.000
y 0.000 3.141 0.000
z 0.000 0.000 2.364


<r2> (average value of r2) Å2
<r2> 22.540
(<r2>)1/2 4.748