Which of the following is involved in the rusting of iron?

Options :
  1. Oxidation
  2. Reduction
  3. Decomposition
  4. Displacement
Answer and Explanation :-

Answer: Option 1

Explanation:

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That's the duty of the old, to be anxious on behalf of the young. And the duty of the young is to scorn the anxiety of the old.
-Philip Pullman The Golden Compass