MP Board · Class 10 · Science · Metals and Non-metalsWhich metal forms a thin, protective oxide layer that prevents further corrosion?
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Step-by-Step Solution
Aluminium readily forms a thin, adherent oxide layer (Al₂O₃) on its surface. This layer protects the underlying metal from further oxidation, making aluminium highly corrosion‑resistant.
Detailed Options Breakdown
Option : Iron
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Metals and Non-metals.
Option 1: Zinc
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Metals and Non-metals.
Option 2: Aluminium (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Lead
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Metals and Non-metals.
💡 Study Guide: This question tests core syllabus concepts from Metals and Non-metals. For formulas, key summaries, and mock exam reference guides, read the full Metals and Non-metals Revision Notes.