1.

What is the value of n for Mg_((S))|Mg_((aq))^(2+)||Al_((aq))^(3+)|Al_((S)) ?

Answer»

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6

Solution :(i) `Mg_((S)) to Mg_((aq))^(2+)+2e^(-)`
(ii) `Al_((aq))^(3+)+3e^(-) to Al_((S))`
So, `(i)xx3 and (ii)xx2`, to obtain equilibrium.
`3Mg_((S)) to 3Mg_((aq))^(2+)+6E^(-)`
`2Al_((aq))^(3+)+6e^(-) to Al_((S))`.
So, `n=6e^(-)` total electrone TRANSFER.


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