What is the corrosion of iron called?
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Roasting
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Rusting
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Rating
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None of these
B
Correct answer
Explanation
Rusting is the specific term for the corrosion of iron, where iron reacts with oxygen and moisture to form iron oxide (Fe₂O₃·nH₂O). This is a type of oxidation reaction that weakens the metal over time. Roasting is a metallurgical process, while rating is not related to corrosion.