JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Natural rubber is a polymer of:

(A)-isoprene
(B)-isopreneCorrect
(C)-and -isoprene
(D)None of these

Answer: (B)

Solution

Natural rubber is specifically cis-1,4-polyisoprene — all the double bonds along its chain have the cis-configuration, which prevents close chain packing and gives rubber its

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Question ID VK-151552