Identify isomers $A$ and $B$
and $\begin{array}{*{20}{c}}
{C{H_2}}\\
{||\,\,\,\,\,\,\,}\\
{C{H_2}}
\end{array}$
Which of the following compounds is chiral ?
The structure of $(S)-2$ -fluorobutane is best represented by
Number of optical isomers of lactic acid are
Which of following compound is achiral ?
Stereoisomer possible for following compound