Organic Chemistry - Resonance and Nomenclature
Helpful links:
Nomenclature suffixes(bottom of page): http://www.chem.uiuc.edu/GenChemRefer...
Nomenclature practice(HARD): https://www2.chemistry.msu.edu/facult...
Resonance practice problems: http://www.csebcc.org/CHM_31/resonanc...