Chemistry - Polymer Question with Solution | TestHub
How many polymers are co-polymers?
(i) Buna - N (ii) Buna -S (iii) polythene
(iv) Nylon - 6,6 (v) Teflon (vi) Terylene
(vii) Starch (viii) Cellulose (ix) Polystyrene
Answer:
Solution:
Solution:
A copolymer is formed from two or more different types of monomers.
(i) Buna-N: Copolymer of 1,3-butadiene and acrylonitrile.
(ii) Buna-S: Copolymer of 1,3-butadiene and styrene.
(iii) Polythene: Homopolymer of ethene.
(iv) Nylon-6,6: Copolymer of hexamethylenediamine and adipic acid.
(v) Teflon: Homopolymer of tetrafluoroethene.
(vi) Terylene (Dacron): Copolymer of ethylene glycol and terephthalic acid.
(vii) Starch: Homopolymer of glucose.
(viii) Cellulose: Homopolymer of glucose.
(ix) Polystyrene: Homopolymer of styrene.
Thus, Buna-N, Buna-S, Nylon-6,6, and Terylene are copolymers. There are 4 copolymers.
The final answer is