Chemical Reactions and Equations Quiz
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Questions and Answers

What is the product formed when calcium oxide reacts with water?

  • Calcium carbonate
  • Calcium peroxide
  • Calcium hydroxide (correct)
  • Calcium dioxide

    • What is the balanced chemical equation for the reaction between sulfuric acid and sodium hydroxide?

  • H2SO4 + 2NaOH → Na2SO4 + H2O
  • H2SO4 + 2NaOH → Na2SO4 + 2H2O (correct)
  • H2SO4 + NaOH → Na2SO4 + H2O
  • 2H2SO4 + 2NaOH → 2Na2SO4 + 2H2O

    • In the reaction 2H2 + O2 → 2H2O, what is the role of oxygen?

  • Reducing agent
  • Catalyst
  • Oxidizing agent (correct)
  • Inert gas

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