Chemistry - Liquid Solution Question with Solution | TestHub

ChemistryLiquid SolutionMiscellaneous/MixedMedium2 minQB

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Passage / Comprehension

X is very important laboratory reagent which is prepared by its naturally occurring ore which is called pyrolusite. Pyrolusite when fused with alkali in the presence of $O_{2}$ , green compound $(Y)$ is produced $(Y)$ is converted into ( X ) by electrolysis or by using ozone.

On small scale $(X)$ is prepared by disproportion of $(Y)$ in acid solution. Which of the following is produced by disproportion of (Y) in slightly alkaline solution.

Options:

Answer:

Solution:

In slightly alkaline solution: K₂MnO₄ → KMnO₄ + MnO

Acidic solution gives: K₂MnO₄ → KMnO₄ + MnO₂

Stream:JEESubject:ChemistryTopic:Liquid SolutionSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: QB

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