a
\(\mathop {\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {\,\,C{H_3}} \\ 
  {|\,\,\,\,} 
\end{array}} \\ 
  {CH} \\ 
  {||\,\,\,\,} \\ 
  {\,C{H_2}} 
\end{array}}\limits_{propene} \) \(\xrightarrow[{500\,{\,^o}C}]{{C{l_2}}}\) \(\mathop {\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {\,\,C{H_2}Cl\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {CH\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,C{H_2}\,\,\,\,\,\,\,\,} 
\end{array}}\limits_{Allyl\,\,chloride} \) \(\xrightarrow{{aq.\,N{a_2}C{O_3}}}\) \({\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {\,\,\,C{H_2}OH\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {CH\,\,\,\,\,\,\,\,\,\,} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,C{H_2}\,\,\,\,\,\,\,\,} 
\end{array}}\) \(\xrightarrow[\begin{subarray}{l} 
  anti\,\,markownikoff \\ 
  \,\,\,\,\,\,addtion 
\end{subarray} ]{{HOCl}}\) \({\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {\,\,\,C{H_2}OH\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {CHCl\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,C{H_2}OH\,\,\,\,\,\,\,\,} 
\end{array}}\)  \(\to \) \(\mathop {\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {\,\,\,C{H_2}OH\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {CHOH\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,C{H_2}OH\,\,\,\,\,\,\,\,} 
\end{array}}\limits_{Glycerol\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \)