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Which of the following statements is false?

1. Artificial silk is derived from cellulose.
2. Nylon-6,6 is an example of elastomer.
3. The repeat unit in natural rubber is isoprene.
4. Both starch and cellulose are polymers of glucose.

Correct answer: Nylon-6,6 is an example of elastomer.

Solution

Nylon-6,6 is not an elastomer; it is a type of polyamide and is used as a fiber. Elastomers are materials like natural rubber that exhibit elasticity.

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