Chemistrymedium · Past Paper
What is the function of concentrated sulfuric acid in the laboratory preparation of carbon monoxide from oxalic acid?
AOxidizing agent
BReducing agent
CDehydrating agent
DCatalyst
✓ Correct Answer: C — Dehydrating agent
Concentrated H2SO4 removes the elements of water from oxalic acid, causing it to decompose into CO, CO2, and H2O.
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