Test for chloride ions - dilute nitric acid and silver nitrate gives white ppt, Test for Fe (II) ions - add sodium hydroxide solution and green ppt produced insoluble in excess., Test for Fe (III) ions - add sodium hydroxide solution and a green ppt produced insoluble in excess., Test for carbon dioxide gas - limewater turns milky, Test for oxygen - relights a glowing splint, Test for ammonia - damp red litmus turns blue, Test for copper (II) ions - dark blue solution formed with excess ammonia solution, Test for zinc (II) ions - colorless solution formed from excess ammonia, Test for chlorine - bleaches damp litmus,

qualitative analysis JH

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