Question

A green amorphous metal carbonate powder (P) on heating decomposes to evolve carbon dioxide, and a black residue is left behind, which is the oxide of the metal present in P. Identify P​

Answer 1

Answer:

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Explanation:

This type of reaction is called thermal decomposition . Copper carbonate is green and copper oxide is black. You can see a colour change from green to black during the reaction. The carbon dioxide produced can be detected using limewater, which turns milky.