Which of the following is $NOT$ obtained when a mixture of chloroethane and $1-$chloropropane is treated with sodium metal in dry ether?

The products obtained in the above reactions $(1)$,$(2)$,and $(3)$ are:

Consider the above sequence of reactions. $151 \ g$ of $2-$bromopentane is made to react. The yield of the major product $P$ is $80 \%$ whereas the yield of $Q$ is $100 \%$. The mass of product $Q$ obtained is $........ \ g$. (Given molar mass in $g \ mol^{-1}$: $H: 1, C: 12, Br: 80$)

Identify the correct set of reagents or reaction conditions '$X$' and '$Y$' in the following set of transformation.

The products obtained in the above reactions $(1)$,$(2)$,and $(3)$ are:

Which of the following statements is false?