Examine the Following Half-Reactions and Select the Strongest Reducing Agent

question 65

Multiple Choice

Examine the following half-reactions and select the strongest reducing agent among the species listed.
HgO(s) + H₂O(l) + 2e^-
Hg(l) + 2OH^-(aq) ;E° = 0.0977 V
Zn(OH) ₂(s) + 2e^-
Zn(s) + 2OH^-(aq) ;E° = -1.25 V
Ag₂O(s) + H₂O(l) + 2e^-
Ag(s) + 2OH^-(aq) ;E° = 0.342 V
B(OH) ₃(aq) + 7H⁺(aq) + 8e^-
BH₄^-(aq) + 3H₂O(l) ;E° = -0.481 V

• A)Hg(l)
• B)Zn(s)
• C)Ag(s)
• D)BH₄^-(aq)
• E)Zn(O
• H)₂(s)

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