Deduce from the following `E^(c-)` values of half cells, what combination of two half cells would results in a cell with the largest potential? `{:(I. , A+e(-) rarr A^(c-),,,,E^(c-)=-0.24V),(II., B^(c-)+e^(-)rarr B^(2-),,,,E^(c-)=+1.25V),(III.,C^(c-)+2e^(-) rarr C^(3-),,,,E^(c-)=-1.25V),(IV. , D+2e^(c-)rarr D^(2-),,,, E^(c-)=+0.68V):}`A. (ii) and (iii)B. (ii) and (iv)C. (i) and (iii)D. (i) and (iv)

Deduce from the following `E^(c-)` values of half cells, what combinat

1.	Deduce from the following `E^(c-)` values of half cells, what combination of two half cells would results in a cell with the largest potential? `{:(I. , A+e(-) rarr A^(c-),,,,E^(c-)=-0.24V),(II., B^(c-)+e^(-)rarr B^(2-),,,,E^(c-)=+1.25V),(III.,C^(c-)+2e^(-) rarr C^(3-),,,,E^(c-)=-1.25V),(IV. , D+2e^(c-)rarr D^(2-),,,, E^(c-)=+0.68V):}`A. (ii) and (iii)B. (ii) and (iv)C. (i) and (iii)D. (i) and (iv)
Answer» Correct Answer - A Calculate `E_(cell)^(@)` for each using , `E_(Cell)^(@) = E_(RHS)^(@) - E_(LHS)^(@)`

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What are elementary reactions ?

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