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Reaction with Metals

silver doesn'...

Question

silver doesn't react with air hence it corrode . why?

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Solution

Silver does not form oxide film instead it reacts with sulphur present in the air forming a thin coating of silver sulphide which makes the silver article to get tarnished. Due to the formation of sliver sulphide it gets corroded.
2Ag + S -----> Ag₂S

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