Vulcanisation of rubber

This type of question, asked 4 times: 11 May 2024 S1, 15 Apr 2026 S1, 16 Apr 2026 S1, 13 May 2026 S2. All 4 questions below, oldest first.

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Question 1
11 May 2024 S1
51 $Name the accelerator used to introduce network of crosslinks in elastomer.$
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Question 2
15 Apr 2026 S1
49 $Which properties from following is improved by vulcanization of rubber?$
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Question 3
16 Apr 2026 S1
48 $Which of the following processes develops cross-links in elastomer?$
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Question 4
13 May 2026 S2
48 $Which of the following substances is used as accelerator for vulcanization of rubber?$
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Question 1