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  4. 1 mole each of AgNO3,CuSO4 and AlCl3 is electrolysed. Number offaradays required are in the ratio of

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Q. 1 mole each of $ AgN{{O}_{3}},CuS{{O}_{4}} $ and $ AlC{{l}_{3}} $ is electrolysed. Number offaradays required are in the ratio of

ManipalManipal 2013Electrochemistry

Solution:

$ A{{g}^{+}}+{{e}^{-}}\xrightarrow[{}]{{}}Ag $ $ C{{u}^{2+}}+2{{e}^{-}}\xrightarrow[{}]{{}}Cu $ $ A{{l}^{3+}}+3{{e}^{-}}\xrightarrow[{}]{{}}Al $