The reaction of formic acid with concentrated `H_2 SO_4` gives

Write the chemical equation when: Formic acid reacts with concentrated H_2SO_4 .

Distillation of acetone with concentrated H_(2)SO_(4) gives

Explain the following with the help of balanced chemical equation : (a) Bleaching action of SO_(2) . Dehydration of formic acid by concentrated H_(2)SO_(4) . Burning of benzene in presence of excess of dioxygen .

Glycerol on reaction with concentrate \(H_{2}SO_{4}\) gives