M.Sc. Chemistry (PU-CET P.G) 2017 Panjab University Entrance Exam With Answers

Practice Mode:
45.

The reactive intermediate involved in the conversion of phenol to sallicyldehyde using chloroform and sodium hydroxide is :

A: CI2C
B: CI2CH+
C: CI2CH-
D: CI2CH+

The answer is: B