Write the equations for the reactions involved in the leaching of alumina from bauxite ore.

Write an equation for Swartz reaction.

A chemical reaction involves in

Write the general equation for Wurtz reaction.

Ester formation involves the reaction of

Write the equations involved in the preparation of potassium dichromate from chromite ore.

Write the equations involved in the preparation of phenol from cumene.

(a) In the preparation of p - bromo acetanlllde from acetanilide. (i) Name the regents used . (ii) Write the equation for the reaction involved . (iii) What is the colour of the product obtained .

Write the chemical reactions involved in the conversion of aniline into phenol.

Write the chemical reactions involved in the extraction gold using sodium cyanide.