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:Burning magnesium ribbon in air removes which of the…To obtain pure carbon (II) oxide from its mixture…What volume of carbon (ll) oxide is produced by…To obtain pure carbon(ii)oxide from its mixture with…The gaseous product formed when ammonia is passed…