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JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

How many moles of are required to oxidize 10 moles of iron (II) sulphate (IV) in acidic medium?

Answer: 6

Solution

'Iron(II) sulphate(IV)' is iron(II) sulphite, , in which both (oxidisable to , 1 electron) and sulphite ( at , oxidisable to sulphate at , 2 electrons) are oxidised, giving 3

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Question ID VK-145334