Chemistry- General Quiz

1. The two conditions/elements needed for rust are what?

  • Water and oxygen
  • Oxygen and copper
  • Oxygen and carbon dioxide
  • Water and carbon dioxide
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Other questions in this quiz

2. What is the name of the ore in which aluminium is found?

  • Bauxite
  • Haematite
  • Rock aluminium
  • Metal aluminium

3. When adding sodium hydroxide solution, Copper forms a what colour precipitate?

  • Brown
  • Purple
  • Blue
  • Sludgy green

4. In a flame test, Lithium burns with which colour flame?

  • Brick red
  • Red
  • Blue
  • Purple

5. Isotopes have a different number of what?

  • Neutrons
  • Electron shells
  • Protons
  • Electrons

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