Can Fe3+ oxidize Br- to Br2 at 1m concentrations? – InterviewSolution

InterviewSolution

1.

Can Fe3+ oxidize Br- to Br2 at 1m concentrations?

Answer»

E°(Fe³⁺/Fe²⁺) is lower than that of E°(Br/B^–).

Therefore Fe²⁺ reduce Br₂ but Br^– cannot reduce Fe³⁺. Thus Fe³⁺ cannot oxidize Br^– to Br₂.

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