Testing for Positive and Negative Ions

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  • Testing for Ions
    • Positive
      • Flame Test
        • Copper(2+)
          • Blue
        • Iron(2+)
          • No Colour
        • Calcium(2+)
          • Brick Red
        • Lithium(1+)
          • Crimson
        • Magnesium(2+)
          • No Colour
        • Potassium(1+)
          • Lilac
        • Sodium(1+)
          • Yellow
        • Iron(3+)
          • No Colour
        • Aluminium(3+)
          • No Colour
      • Add NaOH
        • Copper(2+)
          • Blue Precipitate
        • Iron(2+)
          • Green/Grey Precipitate
        • Calcium(2+)
          • White Precipitate
        • Lithium(1+)
          • No Precipitate
        • Iron(3+)
          • Rust Coloured Precipitate
        • Potassium(1+)
          • No Precipitate
        • Magnesium(2+)
          • White Precipitate
            • Add more NaOH
              • White Precipitate
              • White Precipitate
                • White Precipitate Dissappears
                  • Aluminium (3+)
              • Insoluble White Precipitate
              • Insoluble White Precipitate
                • Flame Test
                  • Insoluble White Precipitate
                  • Brick Red
                    • Calcium(2+)
                    • Insoluble White Precipitate
                      • Flame Test
                        • Brick Red
                          • Calcium(2+)
                        • No Colour
                          • Magnesium(2)
                  • No Colour
                    • Magnesium(2)
              • White Precipitate Dissappears
                • Aluminium (3+)
        • Sodium(1+)
          • No Precipitate
        • Aluminium(3+)
          • White Precipitate
      • Negative
        • Sulphate SO4(2-)
          • Add HCl
            • Add Barium Chloride ( BaCl2)
              • White precipitate
        • Carbonate CO3(2-)
          • Add Acid
            • Bubble the gas through limewater
              • White precipitate
        • Halides X(1-)
          • Add Nitric Acid (HNO3)
            • Add Silver Nitrate (AgNO3)
              • White
                • Chloride (Cl-)
              • Yellow
                • Iodide (I-)
              • Cream
                • Bromide (Br-)

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