JEE PYQ: Redox Reactions Question 12
Question 12 - 2020 (05 Sep Shift 2)
Volume (mL) of 0.02 M K₂Cr₂O₇ required to react with 0.288 g of ferrous oxalate in acidic medium. (Fe = 56 g/mol)
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Answer: 50
Solution
V × 0.02 × 6 = (0.288/144) × 3 × 1000. V = 50 mL.