CHEMISTRY SS2 ELECTROLYSIS QUIZ
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Which of the following ions required the highest quantity of electricity for discharge at an electrode?CorrectIncorrect
A concentrated solution containing H+, Cu2+, OH− and Cl− was electrolyzed using platinum electrodes. The ion that will be discharged at the cathode isCorrectIncorrect
Determine the mass of copper deposited by 4.0 moles of electrons in the reaction represented by the equation:
Cu2+ (aq)+2e− → Cu(s)CorrectIncorrect
The solution that will conduct the highest amount of electricity is _______ .CorrectIncorrect
Electrolysis is applied in the following processes except _______ .CorrectIncorrect
How long would it take to deposit 0.08gof copper from CuCl2 solution by passing a current of 0.5A?
[Cu=64, 1F = 96500Cmol-1]CorrectIncorrect
What product is formed at the cathode during the electrolysis of concentrated sodium chloride solution using carbon electrode?CorrectIncorrect
If a given quantity of electricity liberates 0.64g of Zn2+, what amount of Hg2+ would be liberated by the same quantity of current?
[Zn= 65, Hg= 201]CorrectIncorrect
Calculate the quantity of electricity passed when 0.4A flows for 1 hour 20 minutes through an electrolytic cellCorrectIncorrect
Oxidation takes place at the anode during electrolysis because the anode _______ .CorrectIncorrect