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 LiO2 (Lithium dioxide)

using model chemistry: PBEPBEultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/Def2TZVPP
 hartrees
Energy at 0K-157.798364
Energy at 298.15K 
HF Energy-157.798364
Nuclear repulsion energy39.365918
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 PBEPBEultrafine/Def2TZVPP
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 1115 1115 12.93 6.03 0.49 0.66
2 A1 738 738 99.88 36.00 0.10 0.18
3 B2 531 531 39.63 3.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1191.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1191.6 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 PBEPBEultrafine/Def2TZVPP
ABC
1.14372 1.10868 0.56296

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.369
O2 0.000 0.679 -0.257
O3 0.000 -0.679 -0.257

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.76161.7616
O21.76161.3576
O31.76161.3576

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 67.336 Li1 O3 O2 67.336
O2 Li1 O3 45.327
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.668      
2 O -0.334      
3 O -0.334      


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 5.553 5.553
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.716 0.000 0.000
y 0.000 -15.504 0.000
z 0.000 0.000 -5.688
Traceless
 xyz
x -2.120 0.000 0.000
y 0.000 -6.302 0.000
z 0.000 0.000 8.422
Polar
3z2-r216.844
x2-y22.788
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.713 0.000 0.000
y 0.000 3.693 0.000
z 0.000 0.000 2.813


<r2> (average value of r2) Å2
<r2> 21.107
(<r2>)1/2 4.594