1)

The maximum number of isomers (including stereoisomers) that are possible on monochlorination of the following compounds, is

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A) 6

B) 8

C) 5

D) 4

Answer:

Option B

Explanation:

812202123_d3.PNG

I have one chiral carbon = two isomers II has two chiral carbons and no symmetry = four isomers.
III and IV have no chiral carbon, no stereoisomers