How many chiral stereoisomers are possible for 2-bromo-3-chlorobutane?
Answer»
Solution :`CH_(3)-underset(Br)underset(|)OVERSET(**)(C)H-underset(Cl)underset(|)overset(**)(C)H-CH_(3)` since the compound has two different CHIRAL carbons, THEREFORE, `2^(2)=4` optical isomers are possible.