Which of the following statements are correct with respect to the effect of trifluoromethyl group (-CF3), on an electrophilic aromatic substitution?

Question

Which of the following statements are correct with respect to the effect of trifluoromethyl group (-CF3), on an electrophilic aromatic substitution? (A) The CF3 group will deactivate the ring (B) The CF3 group will activate the ring (C) The CF3 group will be ortho, para director (D) The CF3 group will be a meta director

Tardigrade Admin · Accepted Answer

Trifluoromethyl group (-CF3) is m-directing group and it will deactivate the ring.

Q. Which of the following statements are correct with respect to the effect of trifluoromethyl group $(- C F_{3}),$ on an electrophilic aromatic substitution?

The $C F_{3}$ group will deactivate the ring

The $C F_{3}$ group will activate the ring

The $C F_{3}$ group will be ortho, para director

The $C F_{3}$ group will be a meta director

Trifluoromethyl group $(- C F_{3})$ is $m$ -directing group and it will deactivate the ring.

Q. Which of the following statements are correct with respect to the effect of trifluoromethyl group (−CF3​), on an electrophilic aromatic substitution?

The CF3​ group will deactivate the ring

The CF3​ group will activate the ring

The CF3​ group will be ortho, para director

The CF3​ group will be a meta director