A mixture of FeO and Fe 2 O 3 is completely reacted with 100 mL of 0.25 M acidified KMnO…
Chemistry · JEE Advanced · NTA Exams — Some Basic Concepts in Chemistry
A mixture of FeO and Fe2O3 is completely reacted with 100 mL of 0.25 M acidified KMnO4 solution. The resultant solution was then titrated with Zn dust which converted Fe3+ of the solution of Fe2+. The Fe2+ required 1000 mL of 0.10 M K2Cr2O7 solution. Find out the weight % Fe2O3 in the mixture.
- 80.85
- 19.15
- 50
- 89.41
Answer
(A) 80.85
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