Describe simple tests for distinguishing:
p-CH₃COC₆H₄NH₂ and CH₃CONHC₆H₅

Arrange the following in the order of decreasing basicity:
NH₃, CH₃NH₂, C₆H₅NH₂ (C₆H₅)₂NH.

Arrange the following in the order of decreasing basicity:
C₆H₃NH₂, p-NO₂C₆H₄NH₂, m-NO_2.C₆H₄NH₂, p-CH₃ OC₆H₄NH_2.

Arrange the following in the order of decreasing basicity:
p-Toluidine, N, N-dimethyl-p-toluidine, p-nitro aniline, aniline.

315.

Arrange the following in the order of decreasing basicity:
Methyl amine, dimethyl amine, aniline, N-methyl aniline.

Arrange the following in the order of decreasing basicity:
C₂H₅NH₂, iso-(C₃H₇)₃N, CH₃CONH₂, CH₃NH^-Na⁺

Amino group in the benzene ring can be protected by _________.

Potassium phthalimide can be used to prepare primary amines through a method known as the _________ synthesis.

Primary, secondary and tertiary amines can be separated from each other by means of ___________.