Question

Express this in sentences....​

Answer 1

when copper carbonate ion heated in presence of air it form copper oxide and carbon dioxide as a product.

Answer 2

Answer:

when copper carbonate is was heated it's colour was in green and after heating it produces copper oxide and it's colour is black and also carbon dioxide..

otherwise , u can also write in these manner

reactant Copper Carbonate , color is green given heat products are copper oxide , color is back,and carbondioxide