# NEET Chemistry Redox Reactions Questions Solved

NEET - 2007

The number of messages of KMnO4 that will be needed to react with one mole of sulphite ion in acidic solution is:

(a) $\frac{3}{5}$

(b) $\frac{4}{5}$

(c) $\frac{2}{5}$

(d) 1

5 moles of sulphite ion react with = 2 moles of ${\mathrm{MnO}}_{4}^{-}$

So, 1 mole of sulphite ion react with =$\frac{2}{5}\mathrm{moles}$ of ${\mathrm{MnO}}_{4}^{-}$

Difficulty Level:

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