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Q.

Preparation of potassium permanganate from MnO₂ involves a two-step process in which the 1^ststep is a reaction with KOH and KNO₃ to produce

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a

$K_{4} [Mn (OH)_{6}]$

b

$K_{2} {MnO}_{4}$

c

$K_{3} {MnO}_{4}$

d

${KMnO}_{4}$

answer is D.

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Detailed Solution

${MnO}_{2} \to_{{KNO}_{3}, Δ}^{KOH} K_{2} {MnO}_{4}$

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