Using manganese oxide as a catalyst, in heating potassium chlorate (KClO₃), manganese oxide (MnₓOᵧ)

Using manganese oxide as a catalyst, in heating potassium chlorate (KC

1.	Using manganese oxide as a catalyst, in heating potassium chlorate (KClO₃), manganese oxide (MnₓOᵧ)
A.	evaporates
B.	melts
C.	remains unchanged
D.	becomes magnesium carbonate
Answer» D. becomes magnesium carbonate