JEE Main Chemistry question
Out of all the possible structural isomers of C₅H₁₁Br, how many exhibit optical isomerism?
Answer: 3
Solution
Of the eight structural (bromopentane) isomers, a genuine stereocentre (four different groups) arises only in 2-bromopentane, 1-bromo-2-methylbutane, and 2-bromo-3-methylbutane; the others
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