Question

Rusting of iron is a _________ Chemical change.

a) slow b) fast c) medium d) None of these​

Answer 1

Answer:

(a) slow process.

Rusting can happen slowly when the amount of contact between iron and oxygen is limited in some way. So, rusting of iron is a slow change.

Answer 2

Answer:

a) slow

Explanation:

The surface of iron reacts with the atmosphere and corrodes. This process takes place for a long period of time. Therefore, rusting of iron is a slow process.

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