The
conversion of primary aromatic amines into diazonium salts is known
as diazotisation Due to its instability, the diazonium salt is not
generally stored and is used immediately after its preparation 
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
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2
273 278K
6
5
2
–
6
5
2
2
C H
NaNO
2H
C H
Na
Cl
Cl
Cl
H
N
2H
N
O
Intext Questions
Intext Questions
Intext Questions
Intext Questions
Intext Questions
9 4
Arrange the following in increasing order of their basic strength:
(i) C2H5NH2, C6H5NH2, NH3, C6H5CH2NH2 and (C2H5)2NH
(ii) C2H5NH2, (C2H5)2NH, (C2H5)3N, C6H5NH2
(iii) CH3NH2, (CH3)2NH, (CH3)3N, C6H5NH2, C6H5CH2NH2