The components of Zeigler Natta catalyst, used in the polyme

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 Multiple Choice QuestionsMultiple Choice Questions

191.

Chain transfer reagent is

  • CCl4

  • CH4

  • O2

  • H2


192.

The monomer of teflon polymer is :

  • CF2=CF2

  • CF2=CCl2

  • CH2F-CH2F

  • CF2=CFCl


193.

Assertion : 1,3-butadiene is the monomer for natural rubber.

Reason : Natural rubber is formed through anionic addition polymerization.

  • If both assertion and reason are true and reason is the correct explanation of the assertion.

  • If both assertion and reason are true but reason is not the correct explanation of the assertion.

  • If assertion is true, but reason is false.

  • Both assertion and reason are false statements


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194.

The components of Zeigler Natta catalyst, used in the polymerisation of propylene, are:

  • TiCl3 + Al(C2H5)3

  • TiCl4 + Al(C2H5)3

  • Ti(C2H5)3 + AlCl3

  • Ti(C2H5)4 + AlCl3


B.

TiCl4 + Al(C2H5)3

Zeigler Natta catalyst is an organo-metallic compound, which is used in polymerisation reactions. Its components are TICl4 + Al(C2H5)3.


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195.

Teflon is a polymer of :

  • tetra fluoroethylene

  • tetrabromoethylene

  • tetraiodoethylene

  • tetrachloroethylene


196.

Lucas test is used for the determination of :

  • alcohols

  • alkyl halides

  • phenols

  • aldehydes


197.

Which of the following is a biodegradable polymer?

  • Cellulose

  • Polythene

  • Polyvinyl chloride

  • Nylon-6


198.

Nylon is an example of

  • polyster

  • polysaccharide

  • polyamide

  • polythene


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199.

Which is the monomer of neoprene in the following?

  • CH2=CH=CCH

  • CH2=C(CH3)-CH=CH2

  • CH2=C(Cl)-CH=CH2

  • CH2=CH-CH=CH2


200.

Which one of the following is an example of co-polymer?

  • Buna-S

  • Teflon

  • PVC

  • Polypropylene


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