JEE Main Chemistry question

Chemistry Organic Oxidation & Reduction Reactions JEE Main

Which reagent effects the selective transformation CH–CH=CH–NO CHCH–CH–NO (reducing the alkene while leaving the nitro group intact)?

(A)NaBH in alcohol
(B)[(CH)P]RhCl/H (Wilkinson's catalyst)Correct
(C)LiAlH
(D)All of these

Answer: (B)

Solution

Wilkinson's catalyst is prized specifically for its selectivity in hydrogenating alkenes while leaving other reducible groups,

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Question ID VK-142847