Multiple choice

Which of the following statements is incorrect about plastics?

  1. They are used in cars and aircrafts as they are lighter than metals.

  2. They do not react with water and air when exposed to moisture.

  3. They are used to make electrical equipments as they conduct electricity.

  4. They are used to store chemicals as they are non-reactive.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Plastics are poor conductors of electricity and heat, so they are used to make handles of screw drivers and coverings of electrical equipments.

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