what is the type of reaction is used for the preparation of oxygen gas in the labortary?
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IN.MAKING.OXYGEN
When manganese(IV) oxide is added to hydrogen peroxide, bubbles of oxygenare given off. To make oxygen in thelaboratory, hydrogen peroxide is poured into a conical flask containing some manganese(IV) oxide. The gas produced is collected in an upside-down gas jar filled with water.
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