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Question: Answered & Verified by Expert
Acidified potassium permanganate is dropped over sodium peroxide taken in a round bottom flask as room temperature, vigorous reaction takes place to produce
Chemistryd and f Block ElementsNEET
Options:
  • A Hydrogen peroxide
  • B Mixture of hydrogen and oxygen
  • C A colourless gas hydrogen
  • D A colourless gas dioxygen
Solution:
2287 Upvotes Verified Answer
The correct answer is: A colourless gas dioxygen
Here a colourless gas O2 is formed and the reaction is as follows
2KMnO4+5Na2O2+8H2SO4K2SO4+2MnSO4+5Na2SO4+8H2O+5O2

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