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Byju's Answer

Standard XII

Chemistry

Nucleophilic Addition at the Carbonyl

Hydrocarbon A...

Question

Hydrocarbon A with molecular formula $C_{8} H_{12}$ react with $C H_{3} B R$ gives B $(C_{9} H_{14})$ . B on on oxidation with $K M n O_{4}$ gives C $(C_{7} H 12 O_{2})$ . C on heating with sodalime followed by chlorination in presence of light gives monochloro derivative $C_{6} H_{11} C l$ .
Which of the following statement regarding $A$ and $B$ is true?

A

and

B

are chain isomer

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A

and

B

are positional isomer

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Both

A

and

B

have two methyl group.

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None of these

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Solution

The correct option is B $A$ and $B$ are positional isomer

A and B are positional isomers. They differ in the position of $C \equiv C$ triple bond.

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Hydrocarbon A with molecular formula C8H12 react with CH3BR gives B (C9H14). B on on oxidation with KMnO4 gives C (C7H12O2). C on heating with sodalime followed by chlorination in presence of light gives monochloro derivative C6H11Cl.Which of the following statement regarding A and B is true?

The correct option is B A and B are positional isomerA and B are positional isomers. They differ in the position of C≡C triple bond.

The correct option is B $A$ and $B$ are positional isomer

A and B are positional isomers. They differ in the position of $C \equiv C$ triple bond.