Carboxylic Acids Question 118

Question: The $ OH $ group of an alcohol or the $ -COOH $ group of a carboxylic acid can be replaced by $ -Cl $ using

[CBSE PMT 2004]

Options:

A) Chlorine

B) Hydrochloric acid

C) Phosphorus pent chloride

D) Hypochlorous acid

Show Answer

Answer:

Correct Answer: C

Solution:

$ ROH+PCl_5\to R-Cl+POCl_3+HCl $

$ RCOOH+PCl_5\to RCOCl+POCl_3+HCl $