Chemistry, asked by abhimanyu4522, 1 year ago

A student has found black coating on his silver coin and green coating on his coper coin which chemical phenomenon is responsible for this write chemical name of these coating

Answers

Answered by Anonymous
0

rusting or corrosion

Answered by Anonymous
2

Answer:

the chemical phenomenon is responsible for this is corrosion.

silver sulphide forms on silver coin and copper oxide forms on copper

Explanation:

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