A solution of `CuSO_4` is electrolysed between copper electrodes by a current of 10 Amperes passing for one hour. What changes occur at the electrodes and in the solution?

A solution of Nl(NO_(3))_(2) is electrolysed between platinum electrodes using a current of 5 A for 20 min. What mass of Ni is deposited at the cathode ?

A solution of CuSO_(4) is electrolysed for 10 minutes with a current of 1.5 A. What is the mass of copper deposited at the cathode?

Copper sulphate solution (250 mL) was electrolysed using a platinum anode and a copper cathode. A constant current of 2mA was passed for 16 min. It was found that after electrolysis the absorbance of the solution was reduced to 50% of its original value. Calculate the concentration of CuSO_(4) in the solution to begin with.

What happens when an iron rod is placed in CuSO_4 solution.

Aqueous solution of AgNO_(3) is electrolysed using the following electrodes: (a) Both cathode and anode are of Pt Mention the electrode reactions and the substances that are liberated in each case.

Aqueous solution of AgNO_(3) is electrolysed using the following electrodes: (b) Both cathode and anode are of Ag. Mention the electrode reactions and the substances that are liberated in each case.

A solutioln of CuSO_4 is electrolysed for 10 mins wite a current of 1.5 amperes. What is the mass of copper wire dipped in 0.1 (M) CuSO_4 Solution at 25^@C .The standard elecrode potential for copper is 0.34 Volt.

Aqueous solution of AgNO_(3) is electrolysed in presence of Ag electrodes. As result, 10.8 g of Ag (atomic mass = 108) is deposited at the cathode. If the same amount of electricity is used to carry out the electrolysis of an aqueous solution of CuSO_(4) in presence of Cu electrodes, then -

What will happen if a Zn rod is dipped into CuSO_4 solution?

Calculate the amount of Cu will be realised at electrode when 1.5 ampere current is passed for one hour through CuSO_4 solution?