Other questions in this quiz

2. Which colour precipitate will iron (II) produce when NaOH is added?

  • A white suspension
  • A dark green precipitate
  • A brown precipitate

3. If copper ions are present, what will you see when NaOH is added?

  • A white suspension
  • A light blue precipitate
  • A dark green precipitate

4. Red litmus paper turns blue in ______

  • Bases
  • Acids

5. What is the test for ammonium ions?

  • Add phenolphthalein and it will turn pink if ions are present
  • Gently heat the test tube and test the gas given off with moist red litmus paper. It should go blue.
  • Add methyl orange and it will go colourless if ions are present


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