Other questions in this quiz

2. What is acid rain caused by:

  • people throwing acid into the sky!!!
  • pollutants from fossil fuels, such as sulphur dioxide
  • greenhouse gases

3. What metals are separated from their ores using electrolysis:

  • zinc, iron, tin, lead, copper
  • potassium, sodium, calcium, magnesium and aluminium
  • carbon

4. At 350 degrees of fractional distillation it is:

  • highest boiling point, more viscous, less flammable, less volatile
  • lowest boiling point, less viscous, more flammable, more volatile

5. What is the definition of cracking:

  • breaking down longer hydrocarbons into more desirable and useful shorter hydrocarbons
  • long chained molecules to shorted chained molecules

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