Explain the industrial preparation of phenol by Dow's process.

Dow process.

(a) Name the starting material used in the industrial preparation of phenol. (b) Write complete reaction for the bromination of phenol in aqueous and non-aqueous medium. (c) Explain why Lewis acid is not required in bromination of phenol ?

Describe the industrial preparation of Aniline

Give the industrial preparation of formaldehyde.

Describe the industrial preparation of hydrogen by the electrolysis of water.

Write about the preparation of hydrogen by Bosch's process.

Describe the industrial preparation of ethylamine

An industrial method of preparation of methanol is