Question

Which of the following is not a natural polymer ?

(1) Cellulose
(2) Rubber
(3) Plastic
(4) Silk

Answer 1

Plastic is not a natural polymer.

It is produced by the process of vulcanization that comes under irreversible process/ the springy and soft rubber molecules are locked together that results in the hardening of material with chemical resistance and durability.

This converts the stick surface to smooth and results in the formation of plastic or metal.

Answer 2

HEY!!

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⚫NATURAL POLYMER

✔️Polymers found in nature are known as natural polymers.

✔️They are formed by plants and animals.

⚫SYNTHETIC POLYMER

✔️Polymers made by human beings are known as synthetic polymers.

⏩Among the all option plastic is not a natural polymer because Cellulose, Rubber and Silk are found in nature whereas Plastic is not.

⏩⏩So the correct option will be 3 which is "Plastic"