Other questions in this quiz

2. What colour do Fe3+ ions turn with the addition of sodium hydroxide?

  • Green
  • Orange/brown
  • Brown/red
  • Red/orange

3. What properties do transition elements often have?

  • They are all solid at room temperature
  • They are coloured
  • They all have a smell
  • They burn easily

4. What do the metal hydroxide reactions form?

  • Acids
  • Precipitates
  • Metals
  • Carbon dioxide and water

5. What can transition elements sometimes be used for?

  • Fats and oils
  • Catalysts
  • Fertilisers
  • Metal replacements

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