Which are the reasons of oxygenated water being preferred over potassium chlorate for preparation of oxygen?

Oxygenated water does not require heating

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Oxygenated water is safer than potassium chlorate

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Rate of evolution of oxygen is under control

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All of these

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Solution

The correct option is D
All of these

Oxygenated water is preferred because-

1. Oxygenated water does not require heating.

2. Oxygenated water is safer than potassium chlorate.

3. The rate of evolution of oxygen is under control.

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Similar questions

During laboratory preparation of oxygen by hydrogen peroxide and potassium chlorate, the gas is collected by _____ displacement of water.

(K C l O_{3})

(K C l O_{3})

(K C l)

(O_{2})

K C l O_{3}

O_{2}

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