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  • Hydrochloric Acid: Properties and Reactions
  • Which of the following compounds reacts with HCl and give...
Multiple choice

Which of the following compounds reacts with HCl and gives chlorine gas?

  1. CuO

  2. MgO

  3. KMnO4

  4. KOH

  5. NH4OH

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

KMnO4 reacts with di HCl and gives chlorine gas. 2KMnO4 + 16 HCl ------>2KCl + 2MnCl2 + 5Cl2 +2H2O                 

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