What products are formed when an aqueous solution of potassium iodide, KI(aq), is electrolyzed?          (A) I2 at the anode; K at the cathode.                         (B) I2 at the anode; H2 at the cathode.            (C) O2 at the anode; H2 at the cathode.                       (D) O2 at the anode; K at the cathode

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What products are formed when an aqueous solution of potassium iodide, KI(aq), is electrolyzed? 

        (A) I2 at the anode; K at the cathode.                

        (B) I2 at the anode; H2 at the cathode.   

        (C) O2 at the anode; H2 at the cathode.              

        (D) O2 at the anode; K at the cathode.

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