Question

Match List 1 with List 2 and choose the correct option.

List 1	List 2
A. Teflon	1. Making electrical switches
B. PVC	2. Flame resistant
C. Melamine	3. Non-stick coating of cookware
D. Bakelite	4. Thermoplastic

• A. A-4, B-3, C-2, D-1
• B. A-3, B-4, C-2, D-1
• C. A-3, B-4, C-1, D-2
• D. A-2, B-4, C-3, D-1

Answer 1

Answer: (B)

A-3, B-4, C-2, D-1

PVC is polyvinyl chloride and is used to produce synthetic plastic polymer. It is of two forms rigid and flexible.

Teflon is polytetrafluoroethylene. It is used as a non-stick coating for pans and it is non-reactive.

Melamine is 1,3,5-triazine. It is combined with formaldehyde to produce melamine resin and melamine foam is used as thermal insulating material.

Bakelite is a thermosetting phenol formaldehyde resin formed from the elimination reaction phenol and HCHO.

The correct match is A-3, B-4, C-2, D-1