Subject: Organic Chemistry · Chapter: General Organic Chemistry · Topic: Stereochemistry R S E Z · Exam: CSIR-NET DEC 2017 · Marks: 2 · Difficulty: Medium
The number of optically active steroisomers possible for $\mathrm{CH}_{3}-\mathrm{CH}(\mathrm{OH})-\mathrm{CH}(\mathrm{OH})-\mathrm{CH}(\mathrm{OH})-\mathrm{CH}_{3}$ is
(a)two
(b)four
(c)six
(d)eight
Answer
Answer (as printed): A
Explanation
The number of stereoisomers in a molecule is given by $2^n$ where $n$ = no. of stereogenic atoms in the molecule.