AP EAMCET · Chemistry · Redox Reactions
The volume of \(0.02 \mathrm{M}\) acidified permanganate solution required for complete reaction of \(60 \mathrm{~mL}\), of \(0.01 \mathrm{M} \mathrm{I}^{-}\)ion solution to form \(\mathrm{I}_2\) in \(\mathrm{mL}\) is
- A 60
- B 20
- C 40
- D 6
Answer & Solution
Correct Answer
(D) 6
Step-by-step Solution
Detailed explanation
Reaction of \(\mathrm{KMnO}_4\) with \(\mathrm{I}^{-}\)converting \(\mathrm{I}_2\) is \(2 \mathrm{KMnO}_4+10 \mathrm{I}^{-} \longrightarrow 5 \mathrm{I}_2+2 \mathrm{Mn}^{+2}\) \(n\)-factor of \(\mathrm{KMnO}_4=5\) (in acidic medium) \(\mathrm{I}^{-}\)convert into…
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