b
\(\begin{array}{*{20}{c}}
  {\,\,C{H_2}OH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {CHOH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,\,C{H_2}OH} 
\end{array}\, + \,\begin{array}{*{20}{c}}
  {\,\,COOH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,\,COOH} 
\end{array}\,\xrightarrow[{ - {H_2}O}]{{1010\,^oC}}\begin{array}{*{20}{c}}
  {\,\,\,C{H_2} - OOC} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ 
  {\,\,\,\,\,\,\,\,CHOH\,\,\,\,\,\,\,\,\,\,COOH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}\,\,\xrightarrow[{ - C{O_2}}]{\Delta }\)

ફોર્મિક એસિડ(મિથેનોઇક એસિડ)

\(\begin{array}{*{20}{c}}
  {\,\,C{H_2} - OOCH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {CHOH\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {\,\,C{H_2}OH\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}\,\xrightarrow{{{H_2}O}}\,\begin{array}{*{20}{c}}
  {\,\,C{H_2}OH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {CHOH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2}OH\,\,} 
\end{array}\,\, + \,HCOOH\)

ગ્લિસરોલ મોનો ફોર્મેંટ                      ગ્લિસરોલ