Sulphuric acid acts as an acid, an oxidising agent and as a dehydrating agent. In which way does it behave when it acts on: Formic acid
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Solution
The reaction of formic acid with concentrated sulphuric acid gives CO. Sulphuric acid is a strong dehydrating agent. It dehydrates formic acid to give CO and water. HCOOHH2SO4(conc.)−−−−−−−−→CO+H2O