Q. 2. Arrange the following : (a) In decreasing order the pKb values. C2H5NH2, C6H5NHCH3. (C2H5) NH and C6H5NH2 (b) In decreasing order of basic strength C6H5NH2, C6H5N(CH3), (C2H5) NH and CH3NH2. Q....

Q. 2.
Arrange the following :

(a) In decreasing order the pKb values.

C2H5NH2, C6H5NHCH3. (C2H5) NH and C6H5NH2

(b) In decreasing order of basic strength

C6H5NH2, C6H5N(CH3), (C2H5) NH and CH3NH2.

Q. 3.
Describe amines and its classification.

Or

What are amines ? How are they classified ?

Q. 4.
Explain, oxidation in aniline at different conditions.