Chemical test

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  • Chemical tests
    • Flame test
      • Potassium = lilac
      • Sodium = Yellow
      • Lithium = Red
      • Calcium = Orange/ brick red
      • Barium = apple green
    • Test for Fe3+, Fe2+ or Cu2+
      • Add Sodium hydroxide
        • Fe3+ orange precipitate
        • Fe2+ Green Precipitate
        • Cu2+ Blue Precipitate
    • Test for ammonia/ ammonium ions
      • Add sodium hydroxide
        • red litmus paper blue
    • Oxygen
      • Glowing splint
        • Should relight with oxygen present
    • Hydrogen
      • lit splint
        • Squeaky pop
    • Silver nitrate test
      • Iodide = yellow Precipitate
      • Bromide = cream Precipitate
      • Chloride = white Precipitate

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