Question

Write the catalyst used in the decomposition of potassium chlorate to get potassium chloride and oxygen

Answer 1

Answer:

Manganese dioxide (MnO₂)

Explanation:

This is an informative question, you have to know the answer, else you cannot attempt it. Here's the reaction:

2KClO₃ -----(MnO₂)-----> 2KCl + 3O₂

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Answer 2

Answer:

POTASSIUM CHLORATE DECOMPOSES TO POTASSIUM CHLORIDE AND OXYGEN GAS IF HEATED WHILE IN PRESENCE OF A CATALYST NAMED MANGANESE DIOXIDE (Mno2).

1. 2Kclo3___3O2+kcl in the presence of Mno2