Chemistry - Halogen Derivative Question with Solution | TestHub

C-X bond length in $\mathbf{P},\mathbf{Q}$ and $\mathbf{R}$ follows the order $\mathbf{Q}>\mathbf{R}>\mathbf{P}$.

C-X bond enthalpy in $\mathbf{P},\mathbf{Q}$ and $\mathbf{R}$ follows the order $\mathbf{R}>\mathbf{P}>\mathbf{Q}$.

Relative reactivity toward ${\mathrm{S}}_{\mathrm{N}}2$ reaction in $\mathbf{P},\mathbf{Q}$ and $\mathbf{R}$ follows the order $\mathbf{P}>\mathbf{R}>\mathbf{Q}$.

$\mathrm{p}{K}_{\mathrm{a}}$ value of the conjugate acids of the leaving groups in $\mathbf{P},\mathbf{Q}$ and $\mathbf{R}$ follows the order $\mathbf{R}>\mathbf{Q}>\mathbf{P}$.