Question

Why does silver turn black when exposed to air also give chemical equation?

Answer 1

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.

Answer 2

silver turns black when exposed to air this is because silver reacts with sulphur present in the atmosphere and forms silver sulphide (black colour)

Equation:-

Ag (s) + H2S(g) ----> Ag2S(s) + H2(g)

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