1.

Match the following Columns :{:(,"Column - I",,"Column - II"),((m),Zn_((s))to Zn_((aq))^(+2)+2e^(-),(i),"Lead storage cell"),((n),Zn(Hg)+2OH_((aq))^(-)to ZnO_((s))+H_(2)O+2e^(-),(ii),"Leclanche cell"),((o),Pb_((s))+SO_(4(aq))^(-2)to PbSO_(4)+2e^(-),(iii),"Mercury cell"),((p),2H_(2(aq))+4OH_((aq))^(-)to 4H_(2)O+4e^(-),(iv),"Fuel cell of " H_(2)),(,,(v),"Ni - Cd cell"):}

Answer»

<P>`m to (v), N to (iii), o to (i), p to (ii)`
`m to (ii), n to (iii), o to (i), p to (IV)`
`m to (ii), n to (iii), o to (v), p to (i)`
`m to (iv), n to (ii), o to (iii), p to (iv)`

Answer :B


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