Consider the Following Half-Reactions. Ag⁺(aq)+ E^- → Ag(s)

question 66

Multiple Choice

Consider the following half-reactions. Ag⁺(aq) + e^- → Ag(s)
E° = +0.80 V
Cu²⁺(aq) + 2 e^- → Cu(s)
E° = +0.34 V
Pb²⁺(aq) + 2 e^- → Pb(s)
E° = -0.13 V
Fe²⁺(aq) + 2 e^- → Fe(s)
E° = -0.44 V
Al³⁺(aq) + 3 e^- → Al(s)
E° = -1.66 V
Which of the following species will oxidize lead,Pb(s) ?

• A) Ag⁺(aq)and Cu²⁺(aq)
• B) Ag(s)and Cu(s)
• C) Fe²⁺(aq)and Al³⁺(aq)
• D) Fe(s)and Al(s)
• E) Cu²⁺(aq)and Fe²⁺(aq)

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