Question

Can carrosion of metals be an advantage explain with an explain

Answer 1

Answer:

here is ur anss.. hope it helps.. :)

Explanation:

Yes, corrosion can be advantageous ti us. Fkr examole:

Advantages of corrosion -

Protection : Surface corrosion forms an oxide layer which further protects the inner metal form corrosion.

Corrosion prevents corrosion : Some metals like zinc are used as sacrificial anodes to prevent corrosion to other metal.

Galvanic corrosion : The principle on which primary batteries work. In which one metal corrodes preferentially to another when both metals are in electrical contact, in the presence of an electrolyte.