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Question
What is the role of Sulphur in the vulcanization of rubber?
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Solution
Sulfur is used in vulcanization to produce cross-links between two polymer chains to produce more tensile strength, elasticity, and resistance to abrasion.
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RELATED QUESTIONS
What is natural rubber?
(A) Cis-1,4-polyisoprene
(B) Neoprene
(C) Trans-1,4-polyisoprene
(D) Butyl rubber
What is the role of sulphur in the vulcanisation of rubber?
Discuss the main purpose of vulcanisation of rubber.
Write the formulae of the raw materials used for preparation of Buna-S
Complete the following statement by selecting the correct alternative from the choices given:
Natural rubber is a : _________
Vulcanisation makes rubber:
(i) more elastic
(ii) soluble in inorganic solvent
(iii) crystalline
(iv) more stiff
Identify the polymer given below:
Which of the following statement is CORRECT regarding the drawbacks of raw rubber?
Match List I with List II.
| List I | List II |
| (Monomer Unit) | (Polymer) |
| (a) Caprolactum | (i) Natural rubber |
| (b) 2-Chloro-1, 3-butadiene | (ii) Buna-N |
| (c) Isoprene | (iii) Nylon-6 |
| (d) Acrylonitrile | (iv) Neoprene |
Choose the correct answer from the options given below:
Which amongst the following molecules on polymerization produces neoprene?
