MCQ
Identify total number of structural isomers with $C_5H_{12}$ molecular formula ?
- ✓$3$
- B$4$
- C$5$
- D$6$
✓
Answer
Correct option: A.
$3$
a
$\mathop {C{H_3}C{H_2}C{H_2}C{H_2}C{H_3}}\limits_{n\, - \,pentane} $ $\mathop {\begin{array}{*{20}{c}}
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}CHC{H_2}C{H_3}}
\end{array}}\limits_{isopentane} $ $\mathop {\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,\,\,\,C{H_3}} \\
|
\end{array}} \\
{{H_3}CCC{H_3}} \\
| \\
{\,\,\,\,\,\,\,C{H_3}}
\end{array}}\limits_{neopentane} $
$\mathop {C{H_3}C{H_2}C{H_2}C{H_2}C{H_3}}\limits_{n\, - \,pentane} $ $\mathop {\begin{array}{*{20}{c}}
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_3}CHC{H_2}C{H_3}}
\end{array}}\limits_{isopentane} $ $\mathop {\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,\,\,\,C{H_3}} \\
|
\end{array}} \\
{{H_3}CCC{H_3}} \\
| \\
{\,\,\,\,\,\,\,C{H_3}}
\end{array}}\limits_{neopentane} $
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