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

using model chemistry: CCSD/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-157.678270
Energy at 298.15K 
HF Energy-157.172032
Nuclear repulsion energy39.817972
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/cc-pVQZ
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 1203 1143 4.22      
2 A1 760 723 126.94      
3 B2 534 508 25.28      

Unscaled Zero Point Vibrational Energy (zpe) 1248.7 cm-1
Scaled (by 0.9505) Zero Point Vibrational Energy (zpe) 1186.9 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 CCSD/cc-pVQZ
ABC
1.18319 1.10678 0.57186

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.370
O2 0.000 0.667 -0.257
O3 0.000 -0.667 -0.257

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.75851.7585
O21.75851.3347
O31.75851.3347

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 67.697 Li1 O3 O2 67.697
O2 Li1 O3 44.606
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability