Question

The standard reduction potentials of some electrodes are
E°(K⁺, K) = – 2.9 V; E°(Zn²⁺, Zn) = – 0.76 V
E° $\bigg \lgroup H^+, \frac{1}{2} H_2\bigg \rgroup$ = -0.0;
E°(Cu²⁺, Cu) = + 0.34 V
The electrode acting as strong reductant is
(a) K
(b) Cu
(c) Zn
(d) H₂

Answer 1

$<b>$
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→ [B]

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Answer 2

Here is your answer ⤵⤵⤵

(b)

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