How many chiral steroisomers can be drawn for 2- bromo- 3- chlorobutane?

Question

How many chiral steroisomers can be drawn for 2- bromo- 3- chlorobutane? (A) 2 (B) 3 (C) 4 (D) 5

Tardigrade Admin · Accepted Answer

<img class="img-fluid question-image" alt="Solution" src="https://cdn.tardigrade.in/q/nta/c-exz0sehsm1i4wsvd.jpg" /> It has two stereogenic centres. So total number of isomers =2n=22=4 Hence 4 stereoisomers are possible.

Q. How many chiral steroisomers can be drawn for 2- bromo- 3- chlorobutane?

2

3

4

5

It has two stereogenic centres.
So total number of isomers $= 2^{n} = 2^{2} = 4$
Hence 4 stereoisomers are possible.