Organic Compounds Containing Halogens Question 2

Question: Chloroform for anesthetic purposes is tested for its purity with the reagent

[DPMT 2001]

Options:

A) Silver nitrate

B) Lead nitrate

C) Ammoniacal $ Cu_2Cl_2 $

D) Lead nitrate

Show Answer

Answer:

Correct Answer: A

Solution:

If $ CHCl_3 $ sample contains phosgene $ (COCl_2) $ then it will give a white ppt. When treated with cold $ AgNO_3 $ .