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

using model chemistry: CCSD(T)/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 CCSD(T)/6-311G**
 hartrees
Energy at 0K-157.551843
Energy at 298.15K 
HF Energy-157.137304
Nuclear repulsion energy39.314907
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 CCSD(T)/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 1112 1073        
2 A1 759 732        
3 B2 551 532        

Unscaled Zero Point Vibrational Energy (zpe) 1211.0 cm-1
Scaled (by 0.9647) Zero Point Vibrational Energy (zpe) 1168.2 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 CCSD(T)/6-311G**
ABC
1.14526 1.09352 0.55940

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.378
O2 0.000 0.678 -0.258
O3 0.000 -0.678 -0.258

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.77181.7718
O21.77181.3567
O31.77181.3567

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 67.490 Li1 O3 O2 67.490
O2 Li1 O3 45.020
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability