Question

how to convert p-nitro toluene into benzene​

Answer 1

Answer:

Friedel crafts alkylation of benzene with methyl chloride in presence of anhydrous aluminium chloride gives toluene. nitration of toluene with a mixture of dil nitric acid and dil sulphuric acid gives a mixture of ortho and para nitro toluene which are separated by fractional distillation.

Answer 2

Answer:

Friedel crafts alkylation of benzene with methyl chloride in presence of anhydrous aluminium chloride gives toluene. nitration of toluene with a mixture of dil nitric acid and dil sulphuric acid gives a mixture of ortho and para nitro toluene which are separated by fractional distillation.

Explanation:

Nitration with conc nitric acid and concentric sulphuric acid gives a mixture of ortho bromo nitrobenzene and para bromo nitrobenzene which are separated by fractional distillation.