Question

Modern nonstick cookware and the flat end of an electric iron has a coating of a polymer. Identify the polymer
A)PVC
B)Rayon
C)Teflon
D) Polyester

Answer 1

Answer:

(C) Teflon

Solution: A non-stick surface can reduce the ability of other materials to stick on it. These

surfaces are coated with a synthetic polymer called teflon. Non-stick cookware and the flat

end of an electric iron are coated with teflon.

Answer 2

The correct option for the polymer is option (C) Teflon.

• Teflon is used in non-stick cookware as its material is such that it prevents the food from sticking.
• Teflon is also used in paints, capacitors in electric industries and as stain-resistant.
• PVC is polyvinyl chloride.PVCs have less tensile strength and less dependence on chemicals and temperature. PVC is manufactured from resins.
• Rayon is obtained artificially from the wood of eucalyptus trees. rayon is used in textile industries. it is used in making clothes and ropes.
• Polyester is obtained in the petroleum industry artificially or by reaction of ethylene glycol and terephthalic acid in the presence of traces of acid.it is used in making carpets and phone covers.