Why are neoprene belts used in coal mines? from Chemistry Polym
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    Polymers

    Multiple Choice QuestionsShort Answer Type

    51.

    Why does styrene undergo anionic polymerization easily?

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    52. Why is cationic polymerization preferred in case of vinylic monomers containing electron donating groups?
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    53. Write the monomers used for the preparation of decron.
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    54.

    Name the monomers for preparing Buna- S

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    55.

    Give three examples of synthetic rubber.

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    56.

    What are the monomer units of baketlite?

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    57. Why neoprene is non-inflammable?
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    58.

    Why are neoprene belts used in coal mines?

    Neoprene belts used in coal mines because these do not catch fire as neoprene is non-inflammable.
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    59.

    What is the difference between the two notations: nylon-6 and nylon-6, 6?

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    60.

    Name two biopolymers ?

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