Question

5) State two important use of the following metal.

(g) Iron

Answer 1

Part I - Definition

Iron is a grey-colored metal that gets covered by reddish-brown colored powdered mass when exposed to moist air by the formation of hydrated ferric oxide.

Part II - Uses

• It is used in the construction of buildings as it is highly strong.
• It is employed in the construction of railway lines, electric towers, etc.