When X is heated with manganese (IV) oxide, oxygen is produced X is? by Sunday | May 11 | Chemistry WAEC | 0 comments A. KCI B. KCIO3 C. CaCO3 D. ZnCO3 Correct Answer: Option B B. KCIO3 Users Also Read These:When calcium oxide is heated with carbon, the oxide will?Determine the mass of sulphur (IV) oxide obtained…What volume of carbon (ll) oxide is produced by…In dry Leclanche cell, manganese (IV) oxide acts as?Which of the following compounds of trioxonitrate…