Other questions in this quiz

2. What products will be made when reacting hydrchloric acid + sodium hydroxide?

  • sodium chloride + water +carbon dioxide
  • sodium chloride
  • Sodium chloride + water
  • sodium + hydrogen

3. What is produced after the electrolysis of salt?

  • oxygen
  • chlorine
  • hydrogen
  • carbon dioxide

4. Which method would be used to extract iron from its metal ore?

  • heating with carbon
  • electrolysis

5. What is the name of a smart alloy used in glasses frames and to repair damaged blood vessels?

  • iron
  • nitinol
  • steel

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