Chemistry - Nomenclature Question with Solution | TestHub

Question Explanation:  

Identify which of the provided structures is paired with an incorrect IUPAC name.

Concept:

This is based on IUPAC nomenclature of functional groups containing compounds.

Solution:  

Check each structure by 

(1) selecting the longest carbon chain that contains the principal functional group, 

(2) assigning lowest locants to the principal functional group, and 

(3) naming substituents and suffixes according to priority.  Option (1) is correct.

Alcohol is the principal functional group so, gets priority over the alkyl group.