Question
The number of possible structural alkynes with molecular formula, $C_5H_8$ is
✓
Answer
$(1)$ $C - C - C - C \equiv C$ $(2)$ $C - C - C \equiv C - C$
$(3)$ $\begin{array}{*{20}{c}}
{C\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
{C - C - C \equiv C}
\end{array}$
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