Chemistry - Halogen Derivative Question with Solution | TestHub

(a)

Addition of HCl takes place on double bond because it is more alkenes is more reactive than alkyne

(b)

correct major product due to o,p directing nature of phenyl ring

(c)

wrong product 1,4 addition takes place

(d)

In photochlorination reactivity order of $3^{\circ }\mathrm{H}:2^{\circ }\mathrm{H}:1^{\circ }\mathrm{H}$ is $5:3.8:1$

so it is less selective and in above case it gives $1^{\circ }$ major