1.

Deduce from the following E^@values of half cells, what combination of two halt would resutlt in a cell with the largenstpotential : (i) Ararr A^+ +e ,E^@=+1.2V (ii) B^-rarrB+e,E^@=-2.1V (iii) CrarrC^(2+) +2e,E^@=-0.38V(iv)D^(2-) rarrD^- +e,E^@=-0.59V

Answer»

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

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