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Preparation of Dioxygen

What is the c...

Question

What is the catalyst used in the preparation of oxygen from $K C l O_{3}$ ?

A

Manganese dioxide

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B

K C l

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C

N O_{2}

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D

all of the above

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Solution

The correct option is A Manganese dioxide
Manganese dioxide is used in the preparation of oxygen from hydrogen peroxide.

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