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: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-157.031674
Energy at 298.15K 
HF Energy-157.031674
Nuclear repulsion energy37.445760
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 BLYP/3-21G
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 1057 1052 1.00 7.88 0.02 0.04
2 A1 777 773 47.43 27.55 0.14 0.24
3 B2 551 548 16.43 2.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1192.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 1185.9 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 BLYP/3-21G
ABC
1.12060 0.98357 0.52381

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.362
O2 0.000 0.732 -0.255
O3 0.000 -0.732 -0.255

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.77491.7749
O21.77491.4639
O31.77491.4639

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 65.644 Li1 O3 O2 65.644
O2 Li1 O3 48.712
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.408      
2 O -0.204      
3 O -0.204      


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 5.024 5.024
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.972 0.000 0.000
y 0.000 -15.361 0.000
z 0.000 0.000 -6.590
Traceless
 xyz
x -1.996 0.000 0.000
y 0.000 -5.581 0.000
z 0.000 0.000 7.577
Polar
3z2-r215.153
x2-y22.390
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.280 0.000 0.000
y 0.000 2.966 0.000
z 0.000 0.000 2.413


<r2> (average value of r2) Å2
<r2> 22.448
(<r2>)1/2 4.738