JEE MAIN - Chemistry (2024 - 1st February Morning Shift - No. 9)
Which of the following compound will most easily be attacked by an electrophile?
_1st_February_Morning_Shift_en_9_1.png)
_1st_February_Morning_Shift_en_9_2.png)
_1st_February_Morning_Shift_en_9_3.png)
_1st_February_Morning_Shift_en_9_4.png)
Explanation
_1st_February_Morning_Shift_en_9_5.png)
Phenol is most easily attacked by an electrophile because of presence of $-\mathrm{OH}$ group which increases electron density at ortho and para position mainly.
_1st_February_Morning_Shift_en_9_6.png)
Here, chlorine atom shows +R effect o-, p-directive. But deactivate benzene ring.
$-\mathrm{OH}$ and $-\mathrm{CH}_3$ are activating and ortho para directing groups.
$-\mathrm{OH}$ activates more than $-\mathrm{CH}_3$.
Comments (0)
