p Bonding in Cyclic, Aromatic Systems

 

Example:  Benzene  -  What is the Lewis Structure for benzene?  What bonding trends do you see in this system?  What types of reactions do benzene rings tend to undergo?

 

Unfilled p M.O.’s:

 (3 eV)

 

    (LUMO, 0.6 eV)

Filled p M.O.’s:

    (HOMO, -10 eV)

 

 (-13 eV)