Silver metal that is exposed to the air tarnishes and becomes doing black overtime this is most likely the result of

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Chemistry

Gaven Blair

11 September, 18:35

Silver metal that is exposed to the air tarnishes and becomes doing black overtime this is most likely the result of

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Taco · Answer 1

When silver is exposed to sulfur-containing gases in the air, it discolours and then darkens as it reacts with the gas to form a surface layer of tarnish. This process is called tarnishing, as explained below in The science of silver tarnish and its cause.