JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Natural rubber on catalytic hydrogenation gives

(A)Syndiotactic product
(B)Atactic productCorrect
(C)Isotactic product
(D)None of these

Answer: (B)

Solution

In natural rubber, the methyl substituents along the polyisoprene backbone are arranged with a particular geometry (cis) but, upon catalytic hydrogenation of the double bonds, the resulting saturated chain has these

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Question ID VK-151477