Chemistry

Industrial Production of Ethanoic Acid: Industrially ethanoic acid (acetic acid) is manufactured from pyroligneous acid, obtained from the destructive distillation of wood. It contains ethanoic…

Industrial Production of Methanoic Acid: Methanoic acid used in processing textiles and leather. Formic acid was first isolated from certain ants and was named after the…

Formation of Azo dyes: Organic compounds become colorful due to the presence of some π- bonding group, e.g. nitroso (-NO) group, nitro group (-NO2), azo…

Coupling Reaction: The most important reaction of diazonium salts is their ability to produce a large number of colored azo dye. This is called coupling reaction.…

Sandmayer Reaction: If the aqueous solution of diazonium salt is heated at 100 C with cuprous salt and its similar hydracids, the diazo group is…

Gattermann Reaction: If benzene diazonium salt is heated with Cu and halogen acids, diazo group is substituted by halogen. This reaction is known as Gattermann…

Physical properties of benzenediazonium chloride: Colorless, crystalline solid Readily soluble in water and becomes ionized in solution. It is almost insoluble in alcohol and ether.…

The salt having two N atom-containing cation  (-N≡N↔N≡N:) in the positive part of benzene ring & inorganic mono-valet anions (Cl, Br, NO3, HSO4, BF4, etc.)…

Amines have many functions in an assortment of everyday functions. Many amines are used in industries for pest control and tanning of leather. The amine…

Sulphonation of –NH2 group: Aniline at first produces aniline hydrogen sulphate by reacting with sulphuric acid, which if heated at I80-200°C produces p-amino benzene sulphonic…