Core Chemistry Topics 3&4

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  • Created by: amieshave
  • Created on: 11-01-15 22:34

1. What is the electrolyte in electrolysis?

  • the posts in the water that apply electricity to the electrolyte.
  • liquid containing the compound which conducts the electricity
  • the electricity source
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2. What is the name of a smart alloy used in glasses frames and to repair damaged blood vessels?

  • nitinol
  • steel
  • iron

3. What is produced after the electrolysis of salt?

  • oxygen
  • chlorine
  • hydrogen
  • carbon dioxide

4. What are the properties of aluminium?

  • low density, corrosion resistant, forms strong alloys
  • shiny and easy to bend,unreactive
  • strong, hard, high melting point, conducts electricity

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

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