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Ravi saw his father's bicycle, which had been kept in the storeroom for a long period. He also predicted several red-brown spots over it because of which was not looking good. The process by which the metal of the bicycle was rusted is called

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Corrosion

Amalgamation

Oxidation

Galvanisation

answer is B.

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Detailed Solution

Corrosion is a chemical reaction that occurs between reactive metals and the atmosphere ( moisture, oxygen, hydrogen, etc.), which creates a huge material and economic loss.

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