Q. Lassaigne’s test (with silver nitrate) is commonly used to detect halogens such as chlorine, bromine and iodine but not useful to detect fluorin because the product formed is

 1584  274 KEAMKEAM 2017Organic Chemistry – Some Basic Principles and Techniques Report Error

Solution:

As is soluble in Lassaighe's solution (silver nitrate solution), it will not give any precipitate.