h2so4 + kmno4

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Solution

The correct option is D

Mn2O7

Answer: Option (D).

The explanation for the correct option.

  1. KMnO4 is the strong oxidizing agent.
  2. When a small amount of KMnO4 is treated with H2SO4, then Mn2O7 is formed.

2KMnO4(s)+2H2SO4(aq)2KHSO4(s)+H2O(aq)+Mn2O7(aq)PoatassiumSulphuricPotassiumWaterMangenesePermagnetAcidHydrogenheptoxideSulphate

3.Mn2O7 is a green-coloured volatile compound which is explosive in nature.

4. Mn2O7 becomes explosive in nature at 55oC or above.

The explanation for the incorrect option.

Xem thêm: đa thức nào sau đây là đa thức một biến

  • The reaction of KMnO4 with H2SO4 leads lớn the formation of Mn2O7. It does not khuông MnO2, MnSO4 and Mn2O4.
  • Hence, these are incorrect options.

Therefore, Option (D) is correct.


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