Critical Thinking

Which of the following statement about $\mathrm{DDT}$ is FALSE?

Halogenation of alkanes is:

$\mathrm{RC}\equiv \mathrm{N}$ can be converted to ${\mathrm{RCH}}_2{\mathrm{NH}}_2$by:

For the reaction:

${\text{C}}_{\text{2}}{\text{H}}_{\text{5}}\text{OH + HX }\stackrel{{\text{ZnCl}}_{\text{2}}}{\to }{\text{ C}}_{\text{2}}{\text{H}}_{\text{5}}{\text{X + H}}_{\text{2}}\text{O,}$ where $\mathrm{HX}$ is a halogen acid. The order of reactivity of halogen acids for their reaction is?

Which of the following reactions does NOT show nucleophilic substitution of ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{Br}?$

Heterolytic fission gives rise to:

Heterolysis of carbon-chlorine bond produces ______.

In alkaline hydrolysis of $\text{tert-butyl bromide}$ _____.