On heating $K C l O_{3}$ , we get :

K C l O_{2} + O_{2}

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K C l + O_{2}

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K C l + O_{3}

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K C l + O_{2} + O_{3}

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Solution

The correct option is B $K C l + O_{2}$
On heating $K C l O_{3}$ , we get $K C l + O_{2}$ .

The reaction is as follows:
$2 K C l O_{3} ⟶ 2 K C l + 3 O_{2}$

When potassium chlorate is heated in the presence of manganese dioxide catalyst, it decomposes to form potassium chloride and oxygen gas.

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