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Which one of the following is not an example of calcination? (A) CaCo3 . MgCO3 CaO+MgO+2CO2 (B) CaCo — JEE Mains Chemistry Past Papers Chemistry Question

Question

Which one of the following is not an example of calcination? (A) CaCo3 . MgCO3 CaO+MgO+2CO2 (B) CaCo3 CaO+CO2 (C) Fe2O3 . xH2O Fe2O3+xH2O (D) 2PbS+3O2 2PbO+2SO2

Answer: D

💡 Solution & Explanation

PbS + O2 PbO + SO2 is a roasting reaction.

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