MHT CET 2026 Chemistry question

Not in JEE Main or NEET syllabus

Which of the following processes develops cross-links in elastomer?

(A)galvanization
(B)vulcanizationCorrect
(C)polymerization
(D)hydration

Answer: (B)

Solution

Vulcanisation is heating natural rubber (an elastomer) with sulfur (3-5%). Sulfur forms disulfide () cross-links between the polyisoprene chains at the allylic positions, which makes the rubber harder, stronger and

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Question ID VK-099403