Chemistry

Problem

Match the column

List I	List II
(a) $\text{Zn} \; \text{Zn}^{2+} \; \text{Mg}^{2+} \; \text{Mg}$ cM cM	(p) $E_{\text{cell}} = 0$
(b) $\text{Zn} \; \text{Zn}^{2+} \; \text{Ag}^+ \; \text{Ag}$ at equilibrium	(q) $E_{\text{cell}}^\circ = 0$
(c) $\text{Ag} \; \text{Ag}^+ \; \text{Ag}^+ \; \text{Ag}$ cM cM	(r) $E_{\text{cell}}^\circ = +\text{ve}$
(d) $\text{Fe} \; \text{Fe}^{2+} \; \text{Ag} \; \text{Ag}^+$ cM cM	(s) $E_{\text{cell}}^\circ = -\text{ve}$