Ion Tests 2.0 / 5 based on 1 rating ? ChemistryTesting and analysing substancesGCSEAQA Created by: Vic LewisCreated on: 09-05-13 07:50 What is the flame color for lithium? Crimson 1 of 16 What is the flame color for sodium? Golden Yellow 2 of 16 What is the flame color for potassium? Lilac 3 of 16 What is the flame color for barium? Green 4 of 16 What is the flame color for calcium? Brick red 5 of 16 Describe the test and result for the aluminium ion. Add sodium hydroxide. White precipitate is formed which dissolves in excess acid. 6 of 16 Describe the test and result for the calcium ion and magnesium ion. Add sodium hydroxide. White precipitate formed. 7 of 16 Describe the test and result for the copper ion. Add sodium hydroxide. Blue precipitate formed. 8 of 16 Describe the test and result for the iron(II) ion. Add sodium hydroxide. Green precipitate formed. 9 of 16 Describe the test and result for the iron(III) ion. Add sodium hydroxide. Brown precipitate formed. 10 of 16 Describe the test and result for the carbonate ion. Add dilute hydrochloric acid. Then test for carbon dioxide by seeing if limewater goes cloudy. 11 of 16 Describe the test for the halides. Add dilute nitric acid. Then add silver nitrate. 12 of 16 Describe the result for chloride. White precipitate formed. 13 of 16 Describe the result for bromide. Cream precipitate formed. 14 of 16 Describe the result for iodide. Yellow precipitate formed. 15 of 16 Describe the test and result for the sulfate ion. Add dilute hydrochloric acid to remove carbonate ions. Then add barium chloride and a white precipitate will form. 16 of 16
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