Testing for Ions 0.0 / 5 ? ChemistryTesting and analysing substancesGCSEEdexcel Created by: LouiseCreated on: 09-04-13 12:19 What colour precipitate does calcium produce? White 1 of 18 What colour precipitate does copper produce? Blue 2 of 18 What colour precipitate does iron (II) produce? Green 3 of 18 What colour precipitate does iron (III) produce? Brown 4 of 18 What colour precipitate does aluminium produce? Colourless 5 of 18 What chemical solution is added to hydroxide solutions to form a precipitate? Sodium hydroxide 6 of 18 Which hydroxide does not form a precipitate? Ammonium 7 of 18 How can you detect ammonia? Damp universal indicator paper purple damp red litmus paper blue 8 of 18 What is added to halides to make a precipitate? Nitric acid then silver nitrate 9 of 18 What colour precipitate does a chloride give? White 10 of 18 What colour precipitate does a bromide give? Cream 11 of 18 What colour precipitate does an iodide give? Yellow 12 of 18 What ions are removed when the acid is added before the test? Carbonate 13 of 18 What colour flame does sodium give? Yellow 14 of 18 What colour flame does copper give? Blue 15 of 18 What colour flame does potassium give Lilac 16 of 18 What colour flame does calcium give? Red 17 of 18 How do you detect a sulfate ion? HCl then barium chloride solution 18 of 18
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