1.

Generally, a netal gets corroded due to oxidation. Name a metal which becomes chemically resistant due to oxiadation.

Answer»

Zinc
Copper
Aluminium
Iron

Solution :Aluminium, when exposed to the atmosphere,REACTS with air, that is `O_(2)` and FORMS `AI_(2)O_(3)`. This layer of `AI_(2)O_(3)` (alumina) makes aluminium passive.


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