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    In the electrolysis of aqueous potassium nitrate, $KNO_3$(aq), using inert electrodes, 0.1 mol of a gas was formed at the cathode (negative electrode).

    Question
    HLPaper 1A

    In the electrolysis of aqueous potassium nitrate, KNO3KNO_3KNO3​(aq), using inert electrodes, 0.1 mol of a gas was formed at the cathode (negative electrode).

    What is correct for the given process?

    Gaseous product at anode (positive electrode)Amount of product at anode /mole
    Ahydrogen0.05
    Boxygen0.05
    Chydrogen0.2
    Doxygen0.2

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