question_answer

  Which of the following statements are not correct?

A) When phenol vapour is passed over Zn dust, benzene is produced

B) The phenolic -OH group is ortho-and para- directing

C) o-Nitrophenol is more acidic than p- nitrophenol

D) Phenol is more acidic than o-cresol

Correct Answer: C

Solution :

(2) Phenolic \[\left( -OH \right)\] group is ring activatior group due to +M character and \[o/p\] direction.