Q. Properties of a polymer is affected by the

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Q. In condensation polymerisation as compared to addition polymerisation

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Q. Thermosplastic materials

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Q. Polyvinyl acetate is never used for making

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Q. Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is

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Q. Vulcanisation of rubber does not increase its

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Q. In nylon-6, the number 6 represents the total number of

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Q. Polyhexamethylene adipimide is also known as

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Q. __________ is normally used for the manufacture of refrigerator components and transistor parts.

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Q. Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser ?

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Q. Bakelite is

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Q. Poly tetra flouro ethylene (PTFE) is known as

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Q. Thermosetting resins/polymers as compared to thermoplastic ones are

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Q. The generic chemical name for the class of polymers which are commerically known as nylons is

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Q. Polycondensation reaction of polymerisation

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Q. Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but

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Q. Which of the following is a polymer of hexamethylene diamine and adipic acid ?

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Q. Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is

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Q. The process involved in converting rubber into a thin sheet or coating it on fabric is called

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Q. Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids ?

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