Question

Consider the following reaction





Which of these reactions are possible?

• A. $\left(b\right)$ , $\left(c\right)$ and $\left(d\right)$
• B. $\left(b\right)$ and $\left(d\right)$
• C. $\left(a\right)$ and $\left(d\right)$
• D. $\left(a\right)$ and $\left(b\right)$

Answer 1

Answer: (B)

Vinyl halides and Aryl halides do not give Friedel Craft Reaction due to partial double bond character which is resonance stabilised.