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Solubility Product

i Isa homopol...

Question

(i) Is

a homopolymer or copolymer? Give reason
(ii) Write the monomers of the following polymer

(iii) What is the role of Sulphur in vulcanization of rubber?

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Solution

(i) This is a homopolymer formed by a propene monomer because in this polymerization only one monomer is being used without losing any molecule.

(ii)
(iii) In vulcanization, sulphur forms cross links at the reactive sites of double bonds of natural rubber so the rubber gets stiffened.

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Similar questions

(a) Distinguish between the terms homopolymer and copolymer and give an example of each.

(b) Write the monomers used for getting the following polymers.

(i) Polyvinyl chloride (ii) Teflon (iii) Bakelite

Q. (i) What is the role of sulphur in the vulcanisation of rubber?
(ii) Identify the monomers in the given polymer.
(iii) Arrange the following polymers in the decreasing order of their intermolecular forces: Terylene, Polythene, Neoprene.

Q. (i) What is the role of benzoyl peroxide in the polymerization of ethene?
(ii) Identify the monomers in the following polymer:

(iii) Arrange the following polymers in the increasing order of their intermolecular forces:
Nylon-6, 6, Polythene, Buna-S

Q. Select the correct statement(s) about the given polymer :
(i) Monomer is

C H_{2} = C H - C H = C H_{2}

C H_{2} = C H - C N

.
(ii) It is a copolymer.
(iii) It is an addition polymer.

Match the entries of column I with column II:

Polymer	Monomer
a. Natural rubber	i. Monomer
b. Polythene	ii. Vinyl chloride
c. Polyvinyl chloride	iii. Isoprene

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