Question
Question: The major product obtained when, chlorobenzene is reacted with chlorine in the presence of $FeCl_3$...
The major product obtained when, chlorobenzene is reacted with chlorine in the presence of FeCl3

A
1, 2-dichlorobenzene
B
1, 3-dichlorobenzene
C
1, 4-dichlorobenzene
D
1, 2, 4-trichlorobenzene.
Answer
1,4-dichlorobenzene
Explanation
Solution
Chlorobenzene, with a deactivating -Cl group (an ortho/para director), when reacted with chlorine/FeCl3 undergoes electrophilic aromatic substitution. Due to steric hindrance at the ortho positions, the para product is favored.