ઉપરની પ્રક્રિયાને ધ્યાનમાં લો અને ખૂટતી પ્રક્રિયક$/$રસાયણ ઓળખી બતાવો.
It's decarboxylation in presence of sodalime so missing reagent is $\mathrm{CaO} .$ $(\mathrm{NaOH}+\mathrm{CaO})$ sodalime
$\mathop {{{(C{H_3})}_3}C\mathop C\limits^ + HC{H_2}Cl}\limits_1 $ $\mathop {{{(C{H_3})}_3}C\mathop C\limits^ + HC{H_3}}\limits_2 $ $\mathop {\begin{array}{*{20}{c}}
{{{(C{H_3})}_2}C\mathop C\limits^ + {{(C{H_3})}_2}} \\
{|\,\,\,\,} \\
{Cl\,\,\,}
\end{array}}\limits_3 $ $\mathop {{{(C{H_3})}_2}\mathop C\limits^ + CH{{(C{H_3})}_2}}\limits_4 $