Draw the structures for the following compounds
$(i)$ Ethanoic acid $(ii)$ Bromopentane $^*$
$^*$ Are structural isomers possible for bromopentane ?
$(i)$ $CH _{3} COOH$ $\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{H\,\,\,\,\,\,\,O\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,||\,\,}
\end{array}} \\
{H - C - C - OH} \\
{\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{H\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$
$(ii)$ There are many structural isomers possible for bromopentane. Among them, the structures of three isomers are given.
$CH _{3} CH _{2} CH _{2} CH _{2} CH _{2} Br$ $\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,\,H} \\
{|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|}
\end{array}} \\
{H - C - C - C - C - C - Br} \\
{\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,} \\
{H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,H\,}
\end{array}$
$\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,\,H} \\
{|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|}
\end{array}} \\
{H - C - C - C - C - C - H} \\
{\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,} \\
{\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,Br\,\,\,\,\,\,H\,}
\end{array}$
$\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,H\,\,\,\,\,\,\,H} \\
{|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|}
\end{array}} \\
{H - C - C - C - C - C - H} \\
{\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,} \\
{\,H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,Br\,\,\,\,\,H\,\,\,\,\,\,H\,}
\end{array}$
How would you distinguish experimentally between an alcohol and a carboxylic acid ?
How would you name the following compounds ?
$(i)$ $CH _{3}- CH _{2}- Br$
$(ii)$ $\begin{matrix}
H \\
| \\
H-C=O \\
\end{matrix}$
$(iii)$ $\begin{matrix}
\begin{matrix}
H\,\,\,\,\,H\,\,\,\,\,\,\,H\,\,\,\,\,H\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \,\, \\
|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix} \\
H-C-C-C-C-C\equiv C-H \\
\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
H\,\,\,\,\,\,\,H\,\,\,\,\,\,\,H\,\,\,\,\,H\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix}$
Why does micelle formation take place when soap is added to water ? Will a micelle be formed in other solvents such as ethanol also ?
Draw the structures for the following compounds
$(i)$ Butanone $(ii)$ Hexanal
Would you be able to check if water is hard by using a detergent ?