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

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-157.687886
Energy at 298.15K-157.683747
HF Energy-157.094308
Nuclear repulsion energy40.518022
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 CBS-Q
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 1416 1416 1.55 415.50 0.31 0.47
2 A1 787 787 132.94 2.34 0.30 0.46
3 B2 512 512 1.44 3.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1356.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1356.9 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 CBS-Q
ABC
1.12726 1.04496 0.54228

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.397
O2 0.000 0.645 -0.262
O3 0.000 -0.645 -0.262

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.78001.7800
O21.78001.2903
O31.78001.2903

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 68.749 Li1 O3 O2 68.749
O2 Li1 O3 42.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability