Amines Test - 7...

Which one of the following is the strongest base in aqueous solution?

 When pure aniline is kept in air then .. colour is obtained.

Which of these alkyl halides can be used to prepare amines using Gabriel phthalimide synthesis?

The relationship between the values of osmotic pressure of 0.1 M solutions of ${ KNO }_{ 3 }\left( { P }_{ 1 } \right) { CH }_{ 3 }COOH\left( { P }_{ 2 } \right)$ is

The correct order of increasing basicity of these amines is:

Which of the following compound are less basic than aniline?

$RX$ can be converted into $R{CH}_{2}{NH}_{2}$ by treatment with $KCN$ and 

$X$ is mixed with a mixture of phenol and aniline in acidic medium.The product obtained is:

What is the decreasing order of strength of the bases?
(I) ${OH}^{-}$   (ii) ${NH}_{2}^{-}$    (III) $H-C\equiv {C}^{-}$   (IV)  ${CH}_{3}{CH}_{2}^{-}$