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

using model chemistry: QCISD/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 QCISD/6-31G
 hartrees
Energy at 0K-157.306561
Energy at 298.15K 
HF Energy-157.037755
Nuclear repulsion energy37.034427
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 QCISD/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 934 900 3.28      
2 A1 721 695 89.06      
3 B2 473 455 7.41      

Unscaled Zero Point Vibrational Energy (zpe) 1063.7 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 1025.0 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 QCISD/6-31G
ABC
1.02863 0.99072 0.50466

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.421
O2 0.000 0.729 -0.266
O3 0.000 -0.729 -0.266

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.83851.8385
O21.83851.4586
O31.83851.4586

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 66.628 Li1 O3 O2 66.628
O2 Li1 O3 46.743
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability