Complete chemistry C3 quiz

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  • Created by: hannahb
  • Created on: 26-04-16 18:22

1. What happens to Halogens (Group 7) as you go down the group?

  • The get less reactive
  • They get lighter in colour and more volatile
  • They get more reactive
  • Nothing
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Other questions in this quiz

2. What are the conditions for the Haber process?

  • 200 atmospheres, 450 degrees celcius, iron catalyst
  • 450 atmospheres, 100 degress celcius, no catalyst necessary
  • 300 atmospheres, 200 degrees celcius, nickel catalyst
  • 150 atmospheres, 500 degrees celcius, iron catalyst

3. What causes permanant hardness?

  • Presence of an alcohol
  • Sulfates
  • Weak acids
  • Carbonates

4. What happens if you react any acid(including carboxylic) with a carbonate?

  • Oxygen and water produced
  • A salt and carbon dioxide produced
  • A salt and hydrogen produced
  • Hydrogen produced only

5. Which of these are posionous salts which need to be removed from drinking water?

  • Hydrocarbons
  • Phosphates and nitrates
  • Sulfates and carbonates
  • Magnesium compounds

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