Question

Which of the following is a thermosetting plastic?

• A. PVC
• B. Teflon
• C. Bakelite
• D. Nylon

Answer 1

The correct option is C

Bakelite

Explanation for correct option:

C. Bakelite

Thermosetting plastic:

• “There are some plastics which when molded once, can not be softened by heating. These are called thermosetting plastics.”
• Examples of thermosetting plastics are bakelite as well as melamine.
• Bakelite is a bad conductor of heat as well as electricity.
• It is used in making electrical switches/handles of many utensils.

Explanation for incorrect options:

Thermoplastic:

• “The plastic which gets deformed easily on heating and can be bent easily are known as thermoplastics.”
• Examples of thermoplastics are PVC as well as Teflon.

A. PVC is a thermoplastic.

B. Teflon is a thermoplastic.

D. Nylon is a synthetic fiber.

Hence, the correct option is C i.e. Bakelite is a thermosetting plastic.