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:Which of the following compounds of trioxonitrate…Burning magnesium ribbon in air removes which of the…In dry Leclanche cell, manganese (IV) oxide acts as?A copper rod, 5m long when heated through 20c,…The product formed when propanol is heated over a…