Chemistry · Inorganic Reactions
Which gas is evolved when concentrated sulfuric acid (H 2 SO 4 ) reacts with manganese dioxide (MnO 2 ) under heating?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Sulfur dioxide
- 2Nitrogen
- 3Oxygen✓
- 4Hydrogen
Correct answer
Oxygen
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