ADDITION OF SILVER NITRATE FOLLOWED BY AQUEOUS AMMONIA.

Question 1

ADDITION OF SILVER NITRATE FOLLOWED BY AQUEOUS AMMONIA is

used why

Answer 1

This reagent is used to identify Cl - , Br or I ions.

Question 2

Cl – ions are present.

Answer 2

A white precipitate which turns purple in
sunlight and is soluble in aqueous ammonia.

Question 3

Br – ions are present.

Answer 3

An off-white (cream) precipitate which turns
yellow-green in sunlight and is slightly soluble
in aqueous ammonia.

Question 4

I – ions are present.

Answer 4

A yellow or pale yellow precipitate is
formed which is insoluble in aqueous
ammonia.