$CaO + C\xrightarrow{{Heat}}A\xrightarrow{{{H_2}O}}B\xrightarrow{{{H_2}S{O_4}\,;\,H{g^{2 + }}}}C$
આપેલી પ્રકિયાની નીપજ $(A)$ શું હશે ?


$CH_3 CH_2 CH=CH_2 \xrightarrow{{HBr/{H_2}{o_2}}}\,Y\,\xrightarrow{{{C_2}{H_5}ONa}}Z$
$CH_3CH_2-C \equiv CH+ HCl \rightarrow B \xrightarrow{{HI}} C$