Other questions in this quiz

2. what is limestone mainly made of?

  • lime
  • calcium oxide
  • calcium carbonate
  • carbon dioxide

3. if water is added to a substance you get calcium hydroxide, what is this substance?

  • cardon dioxide
  • calcium oxide
  • calcium hydroxide
  • calcium carbonate

4. what is the most reactive element in the reactivity series?

  • calcium
  • magnesium
  • potassium
  • sodium

5. elements below carbon in the reactivity series are extracted using...

  • reduction with carbon
  • reduction
  • electrolysis


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