Which one of the following is a copolymer? from Chemistry Polyme

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 Multiple Choice QuestionsMultiple Choice Questions

361.

Bakelite is a

  • natural polymer

  • addition polymer

  • condensation polymer

  • homopolymer


362.

In the reaction sequence

X is

  • cyclohexanone

  • caprolactum

  • HO(CH2)6NH2

  • hexamethylene diisocyanate


363.

The polymer which is used in non-sticky kitchen ware is

  • PVC

  • teflon

  • Rayon

  • isoprene


364.

Which of the following monomers, gives synthetic rubber on polymerisation ?

  • CH2=CHCl

  • CCl2=CCl2

  • CH2=C(CH3)-CH=CH2

  • CH2=CCl-CH=CH2


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365.

Which among the following is a chain growth polymer?

  • Nylon

  • Bakelite

  • Terylene

  • Teflon


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366.

Which one of the following is a copolymer?

  • Saran

  • Orlon

  • PVC

  • Teflon


A.

Saran

Copolymer contains two different monomer units.

(a) Saran is a polymer of vinyl chloride and vinylidine chloride.

nCH2=CHCl + nCH2=CCl2 → 

Since, saran is formed by two different monomer units, it is a copolymer.


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367.

Which of the following is not a polymer?

  • Cholesterol

  • Oxytocin

  • Amylose

  • RNA


368.

In the reaction sequence,

X is

  • cyclohexanone

  • caprolactum

  • HO(CH2)6NH2

  • Hexamethyllne disocyanate


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369.

Which type of polymeris the Buna-S-rubber?

  • Addition polymer

  • Condensation polymer

  • Copolymer

  • None of the above


370.

A polymer commonly used as a packaging material is

  • PVC

  • bakelite

  • polythene

  • polypropylene


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