Question

(v) Which among the following is not required for rusting of iron to happen
(a) Oxygen
(b) Nitrogen
(C) Moisture
(d) All of the above​

Answer 1

Explanation:

Which among the following is not required for rusting of iron to happen

(a) Oxygen

(b) Nitrogen ✔

(C) Moisture

(d) All of the above

Additional information :-

⇝When an iron object left in damp air (or water) for a considerable time, it gets covered with a red-brown flaky substance called rust. This is called rusting of iron.

Condition necessary for the rusting of iron :-

⇝ Presence of air (or Oxygen)

⇝ Presence of water (or moisture)

Prevention of rusting :-

⇝ By painting.

⇝By applying grease or oil.

⇝By galvanisation.

⇝By alloying.

Answer 2

iron reacts with the atmospheric Oxygen and water vapour present in the air does not react with nitrogen to be get rusted