Question

write the necessary condition for rusting of iron to take place

Answer 1

Answer:

Here's Your Answer

Explanation:

Rusting of iron takes place in the presence of moisture and air. So the presence of air and water vapour in air are two necessary conditions for rusting of iron.

Answer 2

Answer:

When impure iron is in contact with oxygen and water it undergoes rusting. Rusting also takes place in presence of strong oxidant and acid .