Chemistry- chemical tests

• What is the test and positive result for Lithium ions

  Test- Flame Test

  Positive Result- Crimsom flame
• What is the test and postive result for Sulfate Ions


  Test- Add Barium chloride and a dilute hydochloric acid

  Result- White percipitate of barium sulfate is produced
• Test and positive result for Calcium ions

  Test- Add sodium hydroxide

  Result- White percipitate of calcium hydroxide
• Test and positive result for chlorine gas

  Test- Add damp litmus paper to the gas

  Result- Litmus paper is bleached and turns white
• Test and postive results for carbonate ions

  Test- Add a dilute acid and bubble the gas produced through lime water

  Positive result- Lime water turns from colourless to cloudy
• Test and positive result for carbon dioxide gas

  Test- Collect gas and bubble it through lime water (calcium hydroxide)

  Result- Limewater turns from colourless to cloudy
• What is the test and positive result for hydrogen gas


  Test- Add a lit splint to the gas

  Result- Hearing a squeaky pop
• What is the test and positive result for chloride ions

  Test- Add silver nitrate and a few drops of dilute nitric acid

  Result- White precipitate of silver chloride is formed
• What is the test and positive result for Bromide ions

  Test- Add silver nitrate and a few drops of dilute nitric acid

  Result- Cream percipitate of silver bromide is produced
• What is the test and positive result for Oxygen gas

  Test- glowing splint in the gas

  Result- the splint reignites
• What is the test and positive result for Iodide ions

  Test- Add silver nitrate and a few drops of dilute nitric acid

  
  

  Result- Yellow precipitate is of silver iodide is formed
• What is the test and positive result for Iron (|||) ions

  Test- Add sodium hydroxide

  Result- Brown precipitate of iron hydroxide
• What is the test and positive result for soidum ions

  Test- Flame Test

  Result- Yellow Flame
• What is the test and positive result for potassium ions

  Test- Flame Test

  Result- Lilac flame
• What is the test and positive result for calcium ions

  Test- Flame test

  Result- Orange-red flame
• What is the test and positive result for aluminium ions

  Test- Add sodium hydroxide

  Result- White precipitate of aluminium hydroxide that dissolves in excess sodium hydroxide
• What is the test and positive result for copper ions

  Test- Flame test

  Result- Green flame
• What is the test and positive result for Copper (||) ions

  Test- Add sodium hydroxide

  
  

  Result- Blue precipitate of copper hydroxide
• What is the test and positive result for iron (||) ions

  Test- Add sodium hydroxide

  Result- Green precipitate of iron hydroxide
• What is the test and positive result for magnesium ions

  Test- Add sodium hydroxide

  Result- White precipitate of magnesium hydroxide