anions
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7 Terms
Carbonate, CO₃²⁻
add dilute acid, test for carbon dioxide gas # effervescence, carbon dioxide produced
Chloride, Cl⁻ (in solution)
acidify with dilute nitric acid, then add aqueous silver nitrate # white ppt
Bromide, Br⁻ (in solution)
acidify with dilute nitric acid, then add aqueous silver nitrate # cream ppt
Iodide, I⁻ (in solution)
acidify with dilute nitric acid, then add aqueous silver nitrate # yellow ppt
Nitrate, NO₃⁻ (in solution)
add aqueous sodium hydroxide, then aluminium foil, warm carefully # ammonia produced
Sulfate, SO₄²⁻ (in solution)
acidify with dilute nitric acid, then add aqueous barium nitrate # white ppt
Sulfite, SO₃²⁻ (in solution)
add a small volume of acidified aqueous potassium manganate(VII) # the acidified aqueous potassium manganate(VII) changes colour from purple to colourless
Note 
Flashcards (166)