Chemistry-IUPAC Nomenclature

NEET Chemistry IUPAC Nomenclature MCQ Question

Type: MCQ-numerical-Easy-Class 11

What is the correct IUPAC name for a compound with the molecular formula C5H12 that has a continuous chain of three carbon atoms and two methyl groups on the second carbon?

A

2,2-Dimethylpropane

B

2,3-Dimethylbutane

C

2-Methylpentane

D

3,3-Dimethylpentane

Correct Answer

Option A

Detailed Explanation

The longest carbon chain is three atoms long, with two methyl groups attached to the second carbon. Thus, the IUPAC name is 2,2-Dimethylpropane.

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