Question

When silver is exposed to air it gets black coating of​

Answer 1

Explanation:

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• Silver articles, when exposed to air become black after sometime. This is because the silver metal reacts with sulphur present in the atmosphere and forms silver sulphide. Thus, a layer of silver sulphide is formed on the surface of silver articles, because of which they appear dull and black.

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Answer 2

Answer:

Silver Sulphide.

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