How many structural isomers and stereoisomers of bromopiperidine are possible?
b. How many stereoisomers of 4-chlorocyclo-hexane are possible?
c. How many optically active and inactive isomers of `2,3,4,5`- tetrachloroadipic acid are possible?
d. How many meso diastereomers of `C_(6)H_(12)Br_(2)` are possible
e. How many optically active inactive isomers of `1,2,3-`trimethylcyclohexane are possible?