1.

Deduce from the following E^@ values of half cells , what combination of two half cells would result in a cell with largest potential :(i) A^(3-) rarr A^(2-) + e^- , E^@=1.5 V (ii) B^(2+) +e^- rarrB^+ ,E^@ =-2.1V (iii)C^(2+)+e^- rarrC^+,E^@=+0.5V(iv)DrarrD^2 +2e^-,E^@=-1.5V

Answer»

`(i) and (III)`
`(i) and (IV)`
`(II) and (iv)`
`(iii) and (iv)`

ANSWER :C


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