1.

Consider the following reduction processes : Zn^(2+)+2e^(-)toZn(s), E^(o)=-0.76 V Ca^(2+)+2e^(-)toCa(s),E^(o)=-2.87 V Mg^(2+)+2e^(-)toMg(s),E^(o)=-2.36 V Ni^(2+)+2e^(-)toNi(s), E^(o)=-0.25 V The reducing power of the metals increases in the order :

Answer»

`Ca LT ZN lt MG lt Ni`
`Ni lt Zn lt Mg lt Ca`
`Zn lt Mg ltNi lt Ca`
`Ca lt Mg lt Zn lt Ni`

ANSWER :B


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