Question

silver articles get tarnished when kept in open for long time. why?​

Answer 1

Explanation:

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Solution : (a) Silver article turns black when kept in the air because silver article with sulphur compounds such as hydrogen sulphide (H2S) present in air. The phenomenon is called corrosion. For silver particularly, it is called tarnishing of silver.

Answer 2

Answer:

Silver article turns black when kept in the air because silver article with sulphur compounds such as hydrogen sulphide (H2S) present in air. The phenomenon is called corrosion. For silver particularly, it is called tarnishing of silver.