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Questions  

KMnO4+KI+HAcidic ​ MediumX

KMnO4+KI+OHNeutral(or)AlkalineMediumy

Hence, x & y are___ & ____respectively

 

 

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By Expert Faculty of Sri Chaitanya
a
I O4− & I2
b
I2 & IO3−
c
I2 & IO4−
d
IO3− & I2

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detailed solution

Correct option is B

Acidic medium: Iodine is liberated from potassium iodide10I- + 2MnO4- + 16H+ → 2Mn2+ + 8H2O + 5I2Alkaline medium: Iodide is oxidized to iodate2MnO4- + H2O + I-→ 2MnO2 + 2OH- + IO3-


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The products (A) and (B) are, respectively:

 

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