What is used to test for hydrogen gas?
  • Lit splint
  • Glowing splint
  • Limewater
  • Damp blue litmus paper
What is a positive test for carbon dioxide?
  • A glowing splint relights
  • A squeaky pop
  • Limewater turns milky
  • Damp blue litmus paper turns red and then bleaches
Which is the correct formula for sulfuric acid?
  • HSO4
  • H2SO4
  • H2S
  • H2SO3
Which of these substances is a base?
  • Magnesium chloride
  • Magnesium sulfate
  • Magnesium nitrate
  • Magnesium oxide
What acid would I need to react with iron in order to make iron chloride?
  • Hydrochloric
  • Sulfuric
  • Nitric
  • Ethanoic
What are the products of the reaction between any acid and any metal carbonate?
  • Salt
  • Salt + water
  • Salt + hydrogen
  • Salt + water + carbon dioxide
What are the products of the reaction between any acid and a metal?
  • Salt
  • Salt + water
  • Salt + hydrogen
  • Salt + water + carbon dioxide
What are the products of the reaction between nitric acid and magnesium oxide?
  • Magnesium hydroxide + hydrogen
  • Magnesium nitride + water
  • Magnesium nitrate + water
  • Magnesium nitrate + hydrogen
Which reactants would you choose if you wanted to make copper sulfate?
  • Copper oxide and sulfuric acid
  • Copper chloride and sulfuric acid
  • Copper and sulfuric acid
  • Copper nitrate and sulfuric acid
Which of the following shows what happens to a magnesium atom when it reacts with an acid?
  • Mg + e- → Mg-
  • Mg → Mg+ + e-
  • Mg + 2 e- → Mg2-
  • Mg → Mg2+ + 2 e-
0 h : 0 m : 1 s

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