Multiple Choice Questions

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Select the natural rubber from among the following

  • Isoprene

  • Nitrocellulose

  • Polythene

  • Bakelite


A.

Isoprene

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A molecule with a high molecular mass built up from many identical structural units is called
  • A polymer

  • An isomer

  • A monomer

  • Gram-molecule

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Nylon is a co-polymer of

  • Urea and formaldehyde

  • Phenol and formaldehyde
  • Hexamethylene diamine and adipic acid
  • Styrene and butadiene.
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Fill In the Blanks

The monomers of terylene are terephthalic acid and __________.

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True Or False

State whether the following statements are True or False:

A.

Glyptal is a polymer of phthalic acid and ethylene glycol.

B.

Polyethene is a copolymer.

C.

Bakelite is an example of thermoplastic polymer.

D.

Nylon-6 is a polyamide.

E.

Polystyrene is an example of thermoplastic polymer.
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Fill In the Blanks

Rubber particles are coagulated by adding ________ solution. 

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True Or False

State whether the following statements are True or False:

A.

Protein is natural polymer.

B.

Buna-S is a homopolymer.

C.

Neoprene is a synthetic rubber.

D.

Nylon-6,6 is an example of elastomer.

E.

Cotton is an example of natural polyamide fibre.
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State whether the following statements are True or False:

A.

PHBV and nylon-2-nylon-6 are examples of non-biodegradable polymers.

B.

2-chlorobutadiene is the monomer of thiokol.

C.

Nylon fibre does not have drip-dry property.

D.

Natural rubber is a polymer of 2-methy1 butadiene-1, 3.

E.

Buna-N and Buna-S both are synthetic rubber.
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Fill In the Blanks

________ and glyptal both are polyesters.

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Multiple Choice Questions

Nylon is

  • A polyester fibre
  • A polyamide fibre
  • A polythene derivative
  • A polymethyl methylacrylate fibre
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