Ram found an old coin made up of copper which had turned green in colo

1.	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. PLS ANSWER NOW. I WILL MARL U BRIANLIEST
Answer» The phenomenon is called CORROSION. GREEN coating on copper coins is basic copper oxides. A chemical EQUATION is BALANCED by changing or adding coefficients to the compounds in the reaction. Hope this will HELP you.

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. PLS ANSWER NOW. I WILL MARL U BRIANLIEST

Answer»

The phenomenon is called CORROSION. GREEN coating on copper coins is basic copper oxides.

A chemical EQUATION is BALANCED by changing or adding coefficients to the compounds in the reaction.

Hope this will HELP you.