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

using model chemistry: MP2=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-157.688528
Energy at 298.15K 
HF Energy-157.160465
Nuclear repulsion energy39.476759
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 MP2=FULL/aug-cc-pVTZ
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 1092 1039 6.98 1031367.00 0.33 0.50
2 A1 758 722 125.69 3078.10 0.30 0.47
3 B2 909 865 2817.36 0.66 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1379.4 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 1312.4 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 MP2=FULL/aug-cc-pVTZ
ABC
1.14762 1.12039 0.56692

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.362
O2 0.000 0.678 -0.255
O3 0.000 -0.678 -0.255

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.75331.7533
O21.75331.3553
O31.75331.3553

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 67.264 Li1 O3 O2 67.264
O2 Li1 O3 45.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability