return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCSD=FULL/6-311+G(3df,2p)

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=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-157.694830
Energy at 298.15K 
HF Energy-157.156846
Nuclear repulsion energy39.931464
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=FULL/6-311+G(3df,2p)
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 1210 1210 4.57      
2 A1 755 755 131.07      
3 B2 545 545 25.54      

Unscaled Zero Point Vibrational Energy (zpe) 1254.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1254.6 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=FULL/6-311+G(3df,2p)
ABC
1.18864 1.11581 0.57554

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 1.365
O2 0.000 0.666 -0.256
O3 0.000 -0.666 -0.256

Atom - Atom Distances (Å)
  Li1 O2 O3
Li11.75181.7518
O21.75181.3317
O31.75181.3317

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 67.662 Li1 O3 O2 67.662
O2 Li1 O3 44.677
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability