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Question

Which of the following is not a natural polymer?

A
Rayon
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B
Starch
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C
Cellulose
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D
RNA
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Solution

The correct option is A Rayon
Explanation: The polymers obtained from plants and animals are called natural polymers. Rayon is a semi synthetic polymer which is derived from a natural polymer by chemical modification. Cellulose on acetylation with acetic anhydride in sulphuric acid gives cellulose acetate polymer or rayon.

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