(C) Explain the following by the equation: (i) Vulcanisation of rubber (ii) synthesized rubber 192 (iii) Buena-N

Explain the following : Swimmers are provided with an inflated rubber jacket.

(i) What is vulcanisation of rubber ? (ii) What is the monomer of natural rubber ? (iii) Define elastomer.

Briefly explain (i) The main purpose of vulcanisation of rubber. (ii) What are elastomers ? Explain

Write the monomers chemical equation for the prepartion of rubber. Buna-N

(i) Whate is the role of Sulphur in the vulcanization of rubber ? (ii) Identify the monomers in the following polymer : (ii) Arrange the following polymers in the increasing order of their intermolecular forces : Terylene, Polythyene, Neoprene.