JAMB - Physics (2001 - No. 22)
In a Daniel cell, the depolarizer, positive and negative electrodes are respectively
copper sulphate, copper and zinc
manganese dioxide, carbon and zinc
sulphuric acid, lead oxide and lead
potassium hydroxide, nickel and iron.
Vysvětlení
In the Daniel cell,
i. Depolarize = CuSO4 solution
ii. Positive electrode = Copper container
iii Negative electrode = zinc rod/plate
i. Depolarize = CuSO4 solution
ii. Positive electrode = Copper container
iii Negative electrode = zinc rod/plate