Question

what is a corrosion​

Answer 1

when a metal is exposed to the moisture or acid etc..they tarnish due to the formation of some metal oxide on their surface.

this is called corrosion

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Answer 2

Answer:

corrosion is a natural process that convert a refined metal into a more chemically stable formsuch as oxide, hydroxide or sulfide. it is the gradual destruction of metals by chemical or electrochemical reaction with their environment

Explanation:

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