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Chemistry Medium PMS Uploaded: 04 Sep 2026

Corrosion of iron is essentially an example of:

  • A Sublimation
  • B Oxidation
  • C Reduction
  • D Neutralization
Correct Answer: Option B — Oxidation
Explanation:
Rusting of iron is an electrochemical oxidation process where iron loses electrons to form iron oxide in the presence of moisture and oxygen, gradually weakening the metal's structural integrity over time.
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