MCQ
The geometry of ethyne molecule is :
- ✓Linear.
- BTrigonal planar.
- CTetrahedral.
- DBent.
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$(i)$ forms aldehydes on ozonolysis followed by the hydrolysis.
$(ii)$ when vaporized completely $1.53\, \mathrm{~g}$ of $\mathrm{A}$, gives $448\, \mathrm{~mL}$ of vapour at $STP.$
The number of carbon atoms in a molecule of compound $A$ is ...... .
$\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\
{C{H_3}{\text{ }} - {\text{ }}CH{\text{ }} = {\text{ }}CH{\text{ }} - {\text{ }}C{H_3}\xrightarrow{{{H_3}{O^ + }}}\,C{H_3} - C{H_2} - CH - C{H_3}}
\end{array}$
$2{C_{57}}{H_{110}}{O_6}(s)\, + \,163\,{O_2}(g)\, \to \,114\,C{O_2}(g)\, + \,110\,{H_2}O(l)$