Write the reaction of preparing an alkyl chloride using suphuryl chloride as halogenating agent.

Complete the following equation:

${\mathrm{CH}}_3\mathrm{I}+\mathrm{AgCN}\to$

Complete the following equation:

${\mathrm{CH}}_3\mathrm{I}+{\mathrm{NH}}_3\to$

Complete the following equation:

${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{Br}+\mathrm{KOH}\left(\mathrm{alc}\right)\stackrel{∆}{\to }\mathrm{\_\_\_\_\_}+\mathrm{\_\_\_\_\_}+{\mathrm{H}}_2\mathrm{O}$

Complete the following equation:

${\mathrm{CH}}_3\mathrm{I}+\mathrm{KOH}\left(\mathrm{aq}\right)\to$