ElectrochemistryHard

Question

Two electrolytic cells, one containing acidified ferrous chloride and another acidified ferric chloride, are connected in series. The mass ratio of iron deposited at cathodes in the two cells will be

Options

A.3:1
B.2:3
C.1:1
D.3:2

Solution

$\frac{w_{1}}{w_{2}} = \frac{E_{1}}{E_{2}} = \frac{A/2}{A/3} = \frac{3}{2}$

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