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    CBSE

    Subject

    Chemistry
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    NEET Chemistry : Polymers

    Multiple Choice Questions

    51.

    The formula of nylon is :

    • -[OC(CH2)6-CONH-(CH2)4-NH]n-

    • -[OC(CH2)4-CONH-(CH2)6-NH]n-

    • -[OC(CH2)3-CONH-(CH2)6-NH]n-

    • [OC-(CH2)2-CONH-(CH2)6-NH]n-

    Answer
    • 52.

    Isoprene is

    • 3-methyl-1,2-butadiene

    • 2-methyl-1,3-butadiene

    • 3-chloro-1,2-butadiene

    • 2-chloro-1,3-butadiene.

    Answer
    • 53.

    Natural rubber is a polymer of :

    • cis-isoprene

    • trans-isoprene

    • co-cis and trans isoprene

    • None of the above

    Answer
    • 54.

    Artificial silk is :

    • nylon - 6

    • rayon

    • nylon 66

    • none of these

    Answer
    • 55.

    Which of the following is a polyamide ?

    • Bakelite

    • Terylene

    • Nylon - 66

    • Teflon

    Answer
    • 56.

    Which of the following is common example of fibres ?

    • Bakelite

    • Buna - S

    • Nylon - 66

    • PVC

    Answer
    • 57.

    An ester linkage is present in :

    • nylon - 6

    • nylon - 6 , 6

    • dacron

    • rayon

    Answer
    • 58.

    Which is correct example of condensation polymer?

    • Nylon, Buna-S

    • Teflon, Buna-N

    • Nylon 6,6, Dacron

    • Neoprene, Buna-S

    Answer
    • 59.

    Select the statement which is not true ?

    • Nylon fibres are elastic .

    • Nylon fibres are not crease resistant .

    • Nylon fibres are used in parachute .

    • Both (b) and (c) .

    Answer
    • 60.

    Non-stick cookwares generally have a coating of a polymer, whose monomer is

    • CH2 = CH2

    • CH2 = CHCN

    • CH2 = CHCl

    • CF2 = CF2

    Answer
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