Science, asked by joelraj560, 1 day ago

Ram found an old coin made up of copper which had turned green in colour. Why? Write the balanced chemical equation of the chemical change. PLZ ANSER

Answers

Answered by sajeevsalini

Answer:

because of rusting

Explanation:

This is because they came into the contact of moisture and oxygen present in the air . changing of silver to black color is called tarnish and changing of copper to green color is called corrosion and iron's is called rusting.

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