Anion Tests Flashcards
Chloride
Test: Acidify with dilute nitric acid, then add aqueous silver nitrate
Result: White precipitate
Bromide
Test: Acidify with dilute nitric acid, then add aqueous silver nitrate
Result: cream ppt
Iodide
Test: Acidify with dilute nitric acid, then add aqueous silver nitrate
Result: yellow ppt
Nitrate
Test: aqueous sodium hydroxide(ALKALI) + aluminium foil + warm carefully
Result: ammonia produced
Sulfate
Test: Acid + aqueous barium nitrate
Result: white ppt
Sulfite
Test: dilute hydrochloric acid(ACID) + warm gently —-test for sulfur dioxide
Result: Sulfur dioxide produced
Which two anions do not have to be in a solution to be tested?
Carbonate and sulfite
Test for carbonate and result
Test: add dilute acid
Result: effervescence, CO2 produced