- What are proteins? Name their basic unit.
Proteins are complex nitrogenous organic compounds of high molecular masses. Amino acids are the basic unit of proteins.
- What is the ring due to in Molisch’s test?
Concentrated sulphuric acid (H2SO4) produces furfural or its derivative on reacting with carbohydrates. This furfural forms a violet coloured compound on coupling with naphthol.
- What is the chemistry of Acrolein Test?
Oil or fat gets hydrolyzed to free glycol which forms pungent smelling acrolein on further reaction.