Select, the correct answer from the list given in brackets: 1. An aqu

Select, the correct answer from the list given in brackets: 1. An aqueous electrolyte consists of the ions mentioned in the list, the ion which could be discharged most readily during electrolysis. [Fe2+, Cu2+, Pb2+, H+] 2. The metallic electrode which does pot take part in an electrolytic reaction.[Cu, Ag, Pt, Ni].3. The ion which is discharged at the anode during the electrolysis of copper Usulphate solutions using copper electrodes as anode and cathode.[Cu2+, OH– , SO4 2- , H+] 4. When dilute sodium chloride i$ electrolysed using graphite electrodes, the cation is discharged at the catode most readily. [Na+ , OH– , H+ , Cl– ] 5. During silver plating of an article using potassium argentocyanide as an electrolyte, the anode material should be [Cu, Ag, Pt, Fe].

Answer»

1. Cu²⁺

2. Pt

3. Cu²⁺/Nil

4. Na⁺

5. Ag