State one relevant observation for each of the following: At the Anode when aqueous copper sulphate solution is electrolysed using copper electrodes.

State your observation in each of the following cases: At the cathode when acidified aqueous copper sulphate solution is electrolyzed with copper electrodes.

State one relevant observation for each of the following reactions : Water is added to anhydrous copper sulphate

State relevant observations for the following: When copper sulphate solution is electrolyzed by using a platinum electrode.

State one relevant observation for the following: At the anode, when molten lead bromide is electrolyzed using graphite electrodes.

State one observation for the following : A zinc granule is added to copper sulphate solution.

State your observations in each of the following: At the electrodes when sodium argentocyanide soln. is electrolyzed using silver anode.

State one relevant observation for each of the following : Barium chloride solution is slowly added to sodium sulphate solution.

State one relevant observation for each of the following reactions : Copper carbonate is decomposed on heating.

State one relevant observation for the reaction Addition of excess ammonium hydroxide into copper sulphate solution.

When an aqueous concentrated solution of lithium chloride is electrolysed using inert electrodes: