A current of 12 ampere is passed through an electrolytic cell containing aq
CHEMISTRY · Single correct · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry
Problem
A current of 12 ampere is passed through an electrolytic cell containing aq. NiSO4 solution. If both Ni and H2 gas are equally likely to be formed at the cathode. The current efficiency is 60%. What is the mass of nickel deposited on the cathode per hour? (At. wt. of Ni = 58.7)
(a) 7.883 gm
(b) 3.941 gm
(c) 5.91 gm
(d) 2.645 gm