Science, asked by abbca20208richa, 6 hours ago

10 When Ag is exposed to air fess a black
coating or
​

Answers

Answered by Anonymous
1

Answer:​

When silver Is expose to air, it reacts with the hydrogen sulphide gas that is present in the air to form a black coating of silver sulphide.Silver articles get tarnished by reacting with atmospheric air to form black coating of silver sulphide

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