Identify the cathode, anode and calculate cell emf when a cell is constructed with `A (E^(@) = -0.44 V) and B (E^(@) = 0.337 V)`

Identify the cathode, anode and calculate cell emf when a cell is cons

1.	Identify the cathode, anode and calculate cell emf when a cell is constructed with `A (E^(@) = -0.44 V) and B (E^(@) = 0.337 V)`
Answer» (i) Comparison of standard electrode potentials of A and B (ii) Relation between standard reduction potential of a metal and its tendency to get oxidised/reduced. (iii) Identification of anode and cathode based on the relative tendency of getting oxidised/reduced. (iv) Calculation of cell emf.

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Based on the data given below, the correcy order of reducing power is: `Fe_((aq.))^(3+) + e rarr Fe_((aq.))^(2+), E^(@) = +0.77 V` `Al_((aq.))^(3+) + 3e rarr Al_((s)), E^(@) = -1.66 V` `Br_(2(aq.)) + 2e rarr 2Br_((aq.))^(-), E^(@) = +1.08 V`A. `Br^(-) lt Fe^(2+) lt Al`B. `Fe^(2+) lt Al lt Br^-`C. `Al lt Br^(-) lt Fe^(2+)`D. `Al lt Fe^(2+) lt Br^(-)`
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Identify the cathode, anode and calculate cell emf when a cell is constructed with `A (E^(@) = -0.44 V) and B (E^(@) = 0.337 V)`

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