explain why the galvanised iron article is protected against rusting .
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The galvanised article is protected against rusting even if the zinc coating is broken. ... Zinc is more reactive than iron, and loses electrons more easily. The outer layer of zinc of any galvanized material, reacts with the atmospheric oxygen to form Zinc Oxide (ZnO), which is stronger than Zinc.
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The galvanised article is protected against rusting even if the zinc coating is broken. ... Zinc is more reactive than iron, and loses electrons more easily. The outer layer of zinc of any galvanized material, reacts with the atmospheric oxygen to form Zinc Oxide (ZnO), which is stronger than Zinc.
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