Write a note on acidic nature of nitro alkanes.

How are nitro alkanes prepared for the following
i) alkyl bromides
ii) methane

How will convert nitrobenzene to benzoic acid?

Write a note on the basicity of amines.

An Organic compound (A) with molecular formula C₆H₇N gives (B) with HNO₂ / HCI at 273 K. The aqueous solution of (B) on heating gives compound (C) which gives violet colour with netural FeCI₃. Identify the compounds (A), (B) and (C) and write the equations.

Explain Levine and hauser acetylation.

Outline the preparation of (a) para nitroaniline from aniline, (b) tri bromo benzene from tribromo aniline

How can the following conversion be effected?
i) Nitrobenzene to anisole
ii) Chloro benzene to phenyl hydrazine
iii)  Aniline to benzoic acid
iv) Benzene diazonium chloride to ehtyl benzene.

Aniline reacts with Br₂/H₂O to give a tribromo derivative. How would you convert aniline to get a monobromo derivate?

How are the following compounds obtained from benzene diazonium chloride?
(i) phenol
(ii) ester
(iii) p-hydroxy azo benzene

Convert aniline to p-nitro aniline

Write a note on structure of amine.

Starting from the following reagents, how will your prepare ethanenitrile.
i) CH₃Br
ii) CH₃CONH₂
iii) CH₃CH=NOH

An organic compound 'A' on reduction gives compound 'B' which on reaction with trichloromethane and caustic potash forms 'C'. Compound 'C' on catalytic reduction given N-methyl benzenamine. Identify A, B and C and write the reactions involved.

An organic compound (A) on reduction gives compound (B). (B) on treatment with CHCI₃ and alcoholic KOH gives (C). (C) on catalytic reduction gives N - methyl aniline. Identify A, B, C and write its equation.