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211.

Buna-S is a polymer of

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212.

Bakelite is a product of the reaction between

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213.

A raw material used in making nylon is

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PMMA stans for Poly(methyl methacrylate). The monomer of PMMA is methyl methacrylate.

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215. Define co-polymerization. Give one example of co-polymer.

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216.

Name the raw material for (i) Natural rubber, (ii) Neoprene.

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217.

Name a natural elastomer.

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218.

Give the common and the IUPAC name of the monomer of natural rubber.

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219.

Name a synthetic polymer which is (i) an amide, (ii) a polyester.

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220.

What is PHBV?

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