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Consider the reaction, 2Ag^(+)+Cd rarr...

Consider the reaction,
`2Ag^(+)+Cd rarr 2Ag+Cd^(2+)`
The standard electrode potentials for `Ag^(+) rarr Ag` and `Cd^(2+) rarr Cd` couples are 0.80 volt and -0.40 volt respectively.
(i) What is the standard potential `E^(@)` for this reaction ?
(ii) For the electrochemical cell, in which this reaction takes place which electrode is negative electrode ?

Text Solution

AI Generated Solution

To solve the given problem, we will follow these steps: ### Step 1: Identify the half-reactions The overall reaction is: \[ 2 \text{Ag}^+ + \text{Cd} \rightarrow 2 \text{Ag} + \text{Cd}^{2+} \] From this, we can identify the half-reactions: 1. Reduction half-reaction: ...
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