Polymers

Short Answer Type

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

Copolymerisation is a polymerisation reaction in which a mixture of more than one monomeric species is allowed to polymerise and form a copolymer. For example Buna -S, which is form by 1,3-butadiene and styrene.

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

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    What is PHBV?

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    Multiple Choice Questions

    Bakelite is a product of the reaction between

    • Formaldehyde and NaOH

    • Aniline and urea
    • Phenol and methanal

    • Phenol and chloroform

       
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    Buna-S is a polymer of

    • Butadiene and styrene

    • Butadiene
    • Styrene

    • Butadiene and chloroprene

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    Short Answer Type

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

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

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    What does PMMA stands for? Give the structure of the monomer.

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    Multiple Choice Questions

    A raw material used in making nylon is

    • Adipic acid

    • Butadiene

    • Ethylene

    • Methyl methacrylate

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    Short Answer Type

    Name a natural elastomer.

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