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(a) How is aniline obtained from benzene?
(b) Why are the secondary amines more basic than primary amines? Describe.
(c) Write the complete chemical reactions for the conversion of aniline to sulphanilic acid.
(d) Mention two significant uses of sulphanilic acid.
(e) Write a chemical reaction of aniline which may differentiate it from ethylamine.
The number of unpaired electrons in nitrogen is: (1) 1 (2) 3 (3) 2 (4) None of these Ans: 3
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