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 functions is performed by…Burning magnesium ribbon in air removes which of the…In dry Leclanche cell, manganese (IV) oxide acts as?To obtain pure carbon (II) oxide from its mixture…The product formed when propanol is heated over a…