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AIIMS2009Chemistry-Redox Reactions

AIIMS 2009 Chemistry Titration MCQ Question

Type: MCQ-numerical-Medium-Class 11

To a 25 ml H₂O₂ solution, excess of acidified solution of KI was added. The iodine liberated required 20 ml of 0.3 N Na₂S₂O₃ solution. The volume strength of H₂O₂ solution is

A

1.344 g/L

B

3.244 g/L

C

5.84 g/L

D

4.08 g/L

Correct Answer

Option D

Detailed Explanation

2KI + H2SO4 + H2O2 → K2SO4 + 2H2O + I2

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