Give equation for the conversion of a)copper (x)sulphide to copper b)cinnabar to mercuryc)zinc carbonate to zinc

Give equation for the conversion of a)copper (x)sulphide to copper b

1.	Give equation for the conversion of a)copper (x)sulphide to copper b)cinnabar to mercuryc)zinc carbonate to zinc
Answer» The REACTANTS are STRONGLY heated.By calcination-CuS --> Cu + SHgS --> Hg + SBY roasting -ZnCO3 --> ZnO + CO2