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All results from a given calculation for Li2O (dilithium oxide)

using model chemistry: B2PLYP=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-90.234930
Energy at 298.15K-90.235355
HF Energy-90.143636
Nuclear repulsion energy17.030785
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 B2PLYP=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 785 755 0.00      
2 Σu 1036 997 330.78      
3 Πu 161 154 198.04      
3 Πu 161 154 198.05      

Unscaled Zero Point Vibrational Energy (zpe) 1071.3 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 1030.4 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 B2PLYP=FULL/aug-cc-pVDZ
B
0.45147

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.000
Li2 0.000 0.000 1.631
Li3 0.000 0.000 -1.631

Atom - Atom Distances (Å)
  O1 Li2 Li3
O11.63131.6313
Li21.63133.2625
Li31.63133.2625

picture of dilithium oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li2 O1 Li3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability