The standard reduction potentials for \( \mathrm{Cu}^{2+} / \mathrm{Cu} ; \mathrm{Zn}^{2+} / \ma...
The standard reduction potentials for \( \mathrm{Cu}^{2+} / \mathrm{Cu} ; \mathrm{Zn}^{2+} / \mathrm{Zn} \); \( \mathrm{Li}^{+} / \mathrm{Li} ; \mathrm{Ag}^{+} / \mathrm{Ag} \) and \( \mathrm{H}^{+} / \mathrm{H}_{2} \) are \( +0.34 \mathrm{~V},-0.762 \mathrm{~V} \), \( -3.05 \mathrm{~V},+0.80 \mathrm{~V} \) and \( 0.00 \mathrm{~V} \) respectively. Choose the strongest reducing agent among the following
(a) \( \mathrm{Zn} \)
(b) \( \mathrm{H}_{2} \)
(c) \( \mathrm{Ag} \)
(d) \( \mathrm{Li} \)
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