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The IUPAC name for

 

(i) 1-Chloro-2-nitro-4-methylbenzene

 (ii) 1-Chloro-4-methyl-2-nitrobenzene

 (iii) 2-Chloro-1-nitro-5-methylbenzene

 (iv) m-Nitro-p-chlorotoluene

Answers (1)

The answer is the option (ii) 1-Chloro-4-methyl-2-nitrobenzene

 Explanation: The substituent of the base compound is considered to be number 1, and then the direction of numbering is chosen such that the next substituent group is getting the lowest number. The substituents appear in the name, arranged in alphabetical order.

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