ChemistryNon-metals and their compoundsJAMB
Oxygen is prepared in the laboratory by heating potassium trioxochlorate(V) with manganese(IV) oxide. The manganese(IV) oxide acts as
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Answer: C. a catalyst
MnO₂ speeds up the decomposition of KClO₃ and is recovered unchanged.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.