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Question

What is the minimum number of carbon atoms required for alkanes to exhibit chain isomerism?

A
4
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B
3
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C
2
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D
1
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Solution

The correct option is A 4
In an alkane chain, at least 4 C atoms are required to show chain isomerism. Isomers with different carbon skeleton (parent chain or side chain) is known as chain isomers.



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