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JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

1 mol of IO ions is heated with excess of I ions in the presence of acidic conditions as per the following equation: . How many moles of acidified hypo solution will be required to react completely with I thus produced?

Answer: (D)

Solution

Balanced: , so 1 mol IO gives 3 mol I. Each mol I needs 2 mol hypo (SO):

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Question ID VK-130677