What Is the Cell Reaction for the Following Electrochemical Cell

question 96

Multiple Choice

What is the cell reaction for the following electrochemical cell?
Pt | Fe²⁺(aq) ,Fe³⁺(aq) || Cr³⁺(aq) | Cr

• A)3Fe²⁺(aq)+ Cr³⁺(s)→ Cr(s)+ 3Fe³⁺(aq)
• B)3Fe²⁺(aq)+ 3Fe³⁺(aq)→ Cr(s)+ Cr³⁺(aq)
• C)Cr(s)+ 3Fe³⁺(aq)→ Cr³⁺(aq)+ 3Fe²⁺(aq)
• D)Pt(s)+ Fe²⁺(aq)+ Cr³⁺(aq)→ Cr(s)+ Pt²⁺(aq)+ Fe³⁺(aq)
• E)Cr(s)+ Cr³⁺(aq)→ 3Fe²⁺(aq)+ 3Fe³⁺(aq)

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