Other than iron does any other metal get rusted? If yes, explain how? [3 MARKS]

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Solution

Other metal : 1 Mark
Explanation : 2 Marks

Yes copper also gets rusted in moist air and acquires a dull (non shiny) green coating.

Copper gets corroded or rusted in the presence of carbon dioxide and water to form a green coating, which is a mixture of copper hydroxide and copper carbonate.

$2 C u + H_{2} O + C O_{2} + O_{2} \to C u (O H)_{2} + C u C O_{3}$

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