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Crash Course
Crash Course Chemistry #44: Nomenclature
Hank talks about IUPAC, prefixes, suffixes, ranking, numbers for carbon chains, and cis or trans double bonds. [9:05]
Khan Academy
Khan Academy: Naming Alkanes: Organic Chemistry Naming Examples 5
This video shows how to start with the name of an alkane and then draw the structure for it. [10:03]