Lecture 2: Molecular Orbitals in Organic Structures
KEY INFORMATION SUMMARY
HERE you can find extra resources to help you with this lecture!
PROBLEMS
Problem 2.1: Lewis Structures
- Draw the Lewis Structures of CH3CH2CO2Li and (CH3)3CCl. SOLUTION
- Identify each bond as covalent or ionic. SOLUTION
- Assign any non-zero formal charges. SOLUTION
If you made some mistakes or want to practice more, review the concepts that gave you trouble and work on this extra problem. If you're good, move to the problem below ;)
Problem 2.2: Bond-line drawings - Draw in all the missing hydrogens on each of the structures below. SOLUTION
- Determine the molecular formula. SOLUTION
If you made some mistakes or want to practice more, review the concepts that gave you trouble and work on this extra problem. If you're good, move to the problem below ;)
Problem 2.3: Hybridization 
- Draw the Lewis structures and bond-line drawings of CH3C≡CH, CH3BH2 and CH3NCO. SOLUTION
- Determine the geometry and hybridization at each non-hydrogen atoms. SOLUTION
If you made some mistakes or want to practice more, review the concepts that gave you trouble and work on this extra problem. If you're good, move to the problem below ;)
Problem 2.4: Molecular Orbital (MO) Theory - Draw the Lewis Structures and bond-line drawings of CH3CH2CH2-, CH2=C=CH2, and HCN. SOLUTION
- Determine the hybridization at each non-hydrogen atom. SOLUTION
- Identify the AOs used to make each bond. SOLUTION
- Predict the total number of MOs, include the total number of p MOs (if appropriate). SOLUTION
- Sketch the MO diagram for each type of bond. SOLUTION
If you made some mistakes or want to practice more, review the concepts that gave you trouble and work on this extra problem. If you're good, move to the next lecture ;)