Question

Write the name of brown ppt. obtained, when Nessler's reagent is added in O.S. for
confirmatory test of ammonium ion.​

Answer 1

Answer:

The reagent of Nessler is a mercury(II) iodide (HgI2) solution in potassium iodide and potassium hydroxide, named after the German chemist Julius Nessler. It is used in ammonia testing, where it forms a brown colouration or

Answer 2

Explanation:

phenol on bromination to give