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Polymer

Explain how r...

Question

Explain how rayon, nylon and polyester are obtained? [3 MARKS]

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Solution

Rayon : 1 Mark
Nylon : 1 Mark
Polyester : 1 Mark

Rayon or artificial silk is obtained from wood pulp.
Nylon is prepared from coal, water and air.
Polyester (Poly+ester) is actually made up of the repeating units of a chemical called an ester.

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What are the characteristics of nylon,rayon, polyester,acrylic?

Q. Question 5
The material similar to silk in appearance is

(a) Nylon
(b) Rayon
(c) Polyester
(d) Terylene

Q. Question 3
Polycot is obtained by mixing

(a) nylon and wool
(b) polyester and wool
(c) nylon and cotton
(d) polyester and cotton

Q. Consider the following statemnets.
Statement 1: Cotton, jute, wool, nylon are natural fibres.

Statement 2: Rayon, polyester and silk are synthetic fibres.

Q. Which of these is a natural fibre?
(a) rayon
(b) cotton
(c) nylon
(d) polyester

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