Other questions in this quiz

2. if the metal oxide is more reactive than the carbon what will be the result of metal oxide + carbon

  • metal + carbon oxide
  • metal oxide + carbon dioxide
  • metal oxide + carbon
  • metal + carbon dioxide

3. why is rust a problem

  • because it makes it reactive therefore it must be replaced
  • because it replaces the steel with iron oxides which makes it weaker
  • because it makes it soggy and wet
  • because it makes it too shiny

4. what is rusting

  • the corrosion of gold and bronze
  • the corrosion of iron and magnesium
  • the corrosion of iron and steel
  • the corrosion of gold and silver

5. metal + water create

  • metal hydroxide + metal oxide
  • hydrogen + metal sulfate
  • metal hydroxide + hydrogen
  • metal oxide + hydrogen

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