Chemistry, asked by Anonymous, 2 months ago

If you collect silver coins and copper coins. After few days a black coating on silver coins and a green coating on copper coins. Which chemical phenomenon is responsible for these coatings? Write the chemical name of black and green coatings​

Answers

Answered by sanjanachauhan798
5

Answer:

the chemical name of black and green coatings. The phenomenon is called corrosion (oxidation). Black coating on silver coins is silver sulphide. Green coating on copper coins is basic copper oxide.

Answered by riyabaghel678
4

Answer:

Write the chemical name of black and green coatings. The phenomenon is called corrosion (oxidation). Black coating on silver coins is silver sulphide. Green coating on copper coins is basic copper oxide.

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