The lone pair of nitrogen in benzylamine (C6H5CH2NH2) is not involved in delocalization and remains available for donation. However, in the other compounds provided, the lone pair of nitrogen participates in delocalization, rendering them unavailable for donation, as depicted below.

The most basic compound among the given compounds is benzylamine.
Convert Ethanal to But-2-enal
Write structure of the products of the following reactions: 
Which one of the following graphs accurately represents the plot of partial pressure of CS₂ vs its mole fraction in a mixture of acetone and CS₂ at constant temperature?

In the given figure, the blocks $A$, $B$ and $C$ weigh $4\,\text{kg}$, $6\,\text{kg}$ and $8\,\text{kg}$ respectively. The coefficient of sliding friction between any two surfaces is $0.5$. The force $\vec{F}$ required to slide the block $C$ with constant speed is ___ N.
(Given: $g = 10\,\text{m s}^{-2}$) 