Chemistry
In the given equation identify the role played by concentrated sulphuric acid.
S + 2H2SO4 ⟶ 3SO2 + 2H2O
- Non-volatile acid
- Oxidising agent
- Dehydrating agent
- None of the above
Sulphuric Acid
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Answer
Oxidising agent
Reason — Oxidising property of concentrated sulphuric acid is due to the fact that on thermal decomposition, it yields nascent oxygen [O] which helps in oxidation.
H2SO4 ⟶ H2O + SO2 + [O]
Nascent oxygen oxidizes non-metals, metals and inorganic compounds.
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