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:Determine the mass of sulphur (IV) oxide obtained…The gaseous product formed when ammonia is passed…What volume of carbon (ll) oxide is produced by…A given volume of oxygen diffused through a porous…When calcium oxide is heated with carbon, the oxide will?