Chemistry-IUPAC Nomenclature
NEET Chemistry IUPAC Nomenclature MCQ Question
Type: MCQ-diagram based-Medium-Class 11
Consider a hydrocarbon structure described as having a parent chain of five carbon atoms with a methyl group attached to the second carbon atom. What is the correct IUPAC name for this compound?
A
2-Methylpentane
B
3-Methylpentane
C
2-Methylbutane
D
1-Methylpentane
Correct Answer
Option A
Detailed Explanation
The correct IUPAC name is determined by identifying the longest continuous chain as the parent hydrocarbon and numbering it in such a way that substituents have the lowest possible numbers. Here, the parent chain is pentane, and the methyl group is on the second carbon, making it 2-Methylpentane.
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