Answer the following question:
In an activity, Aishu was given two substances: Copper sulphide \((Cu_2S)\) and copper oxide \((Cu_2O)\) to obtain copper from these compounds. She was able to extract copper successfully. Illustrate with the help of chemical equations how Aishu might have completed the activity.
Aishu can extract copper from copper sulphide and copper oxide using the following reactions:
i. Copper sulphide can be to convert it into .
The chemical equation is .
ii. Copper oxide is to form .
The chemical equation is .