Chemistry · Chemical Reactions and Equations
What happens when concentrated hydrochloric acid is added to manganese dioxide?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Hydrochloric acid is reduced to chlorine gas.
- 2Hydrogen gas is liberated.
- 3Manganese dioxide is reduced to manganese (II) chloride.✓
- 4Hydrochloric acid is reduced while MnO2 is oxidised.
Correct answer
Manganese dioxide is reduced to manganese (II) chloride.
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