1. Reaction of cone. H2SO4 with glucose, CtH12O6 –
2. Reaction of cone. H2SO4 with sucrose, C12H12O12 –
3. Reaction of cone. H2SO4 with cellulose, (C6H10O5 )n –
4. Reaction of cone. H2SO4 with an organic acid containing one carbon atom and two hydrogen atoms, HCOOH (formic acid or methanoic acid) –