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Question: Answered & Verified by Expert
Based on data given below for the electrode potential, reducing power of Fe2+,Al and Br- will increase in the order
Br2(aq)+2e-2Br-(aq);Eo=+1.08V
Al3+(aq)+3e-Al(s);Eo=-1.66V
Fe3+(aq)+e-Fe+2(aq);Eo=+0.77V
ChemistryElectrochemistryNEET
Options:
  • A Br-<Fe2+<Al
  • B Al<Br-<Fe2+
  • C Fe2+<Al<Br-
  • D Al<Fe2+<Br-
Solution:
2463 Upvotes Verified Answer
The correct answer is: Br-<Fe2+<Al
Reducing power, i.e. the tendency to lose electrons increases as the reduction potential decreases.

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