111.

Which one of the following is a copolymer?

• Saran

• Orlon

• PVC

• Teflon

Which of the following is not a polymer?

• Cholesterol

• Oxytocin

• Amylose

• RNA

In the reaction sequence,

X is

• cyclohexanone

• caprolactum

• HO(CH₂)₆NH₂

• Hexamethyllne disocyanate

Which type of polymeris the Buna-S-rubber?

• Addition polymer

• Condensation polymer

• Copolymer

• None of the above

A polymer commonly used as a packaging material is

• PVC

• bakelite

• polythene

• polypropylene

Teflon is an example of polymer which is a/ an

• polyamide

• addition polymer

• polyester

• formaldehyde resin

Which of the following are addition polymers?

• Nylon

• Melamine formaldehyde resin

• Orlon

• All of these

Which pair of polymers have similar properties?

• Nylon, PVC

• PAN, PTFE

• PCTFE, PTFE

• Bakelite, alkyle resin

Which of the following is a monomer of Dacron?

• H₂C=C(Cl)-CH=CH₂

• 

• HOH₂C-CH₂OH

• CH₂=CH-CH=CH₂

Identify condensation homopolymer from the following: