How tin plating and chromium plating prevent corrosion?

1.	How tin plating and chromium plating prevent corrosion?
Answer» Preventing corrosion by tinning------------> Tin is not attacked by air and water.tin is non toxic.so the containers used in packaging of food items are coated with tin to prevent corrosion........... ................. ....................... Preventing corrosion by chromium plating->. Metals like chromium doesn\'t corrode.so corrosion can be prevented by electroplating chromium on the substance.it makes it decorative

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