321.

Nylon is a

• polyamide

• polyester

• polyethylene

• polypropylene

Which one of the following compounds is used to obtain polymer teflon?

• Difluoro ethane

• Monofluoro ethane

• Tetrafluoro ethene

• None of the above

[-NH(CH₂)₆NHCO(CH₂)₄CO-]_n is a

• addition polymer

• thermosetting polymer

• homopolymer

• copolymer

Isoprene is a valuable substance for making

• propene

• liqmd fuel

• synthetic rubber

• petrol

Nylon-6 is made from

• 1, 3-butadiene

• chloroprene

• adipic acid

• caprolactum

Bakelite is the condensation polymer of

• C₆H₅OH and caprolactum

• HCHO and phthalic acid

• C₆H₅OH and HCHO

• HCHO and ethylene glycol

Monomer of polymer 

• 2-methylpropene

• styrene

• propene

• ethene

Bakelite is polymer of phenol and

• HCOOH

• HCOOCH₃

• HCHO

• CH₃COOH

Bisphenol and epichlorohydrin condensed in presence of NaOH forming

• Resins

• Rubber

• Foam

• Polyester

Natural rubber is a polymer of monomer isoprene. During polymerisaton

• 1, 4 addition takes place

• 1, 2 addition takes place

• 1,3 addition takes place

• both double bonds are converted into single bond