Multiple choice

Which of the following is not a thermosetting plastic?

  1. Melamine

  2. Polyvinyl chloride

  3. Bakelite

  4. Both (a) and (c)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Polyvinyl chloride can change its shape on heating. But we know that thermosetting plastic does not change its shape on heating. So, polyvinyl chloride cannot be an example of thermosetting plastic. 

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