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Question
Electrolytic method of preparation of dioxygen.
Answer in Brief
Solution
Water electrolysis can be used to produce dioxygen. At the cathode, hydrogen is liberated, and at the anode, oxygen is liberated.
\[\ce{\underset{(Water)}{2H2O} ->[Electrolysis]2H2 + O2}\]
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Oxygen and Compounds of Oxygen
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