Chemical Reactions: Types and Examples
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Questions and Answers

What is the special name of the reaction that combines glucose with oxygen to produce energy?

  • Decomposition
  • Respiration (correct)
  • Combustion
  • Fermentation

    • What type of reaction is the decomposition of vegetable matter into compost?

  • Endothermic reaction
  • Neutral reaction
  • Exothermic reaction (correct)
  • Combination reaction

    • What is the type of reaction represented by the equation: C6H12O6(aq) + 6O2(aq) → 6CO2(aq) + 6H2O(l) + energy?

  • Oxidation reaction
  • Decomposition reaction
  • Respiration reaction (correct)
  • Combination reaction

    • What is the type of reaction that occurs when heat is applied to ferrous sulphate crystals?

    <p>Decomposition reaction</p> Signup and view all the answers

    What is the characteristic odour that you can smell when ferrous sulphate crystals are heated?

    <p>Burning sulphur</p> Signup and view all the answers

    What is the colour change observed when ferrous sulphate crystals are heated?

    <p>From green to unknown colour</p> Signup and view all the answers

    What is the product of the decomposition reaction of calcium carbonate when heated?

    <p>Calcium oxide and carbon dioxide</p> Signup and view all the answers

    What type of reaction is the decomposition of lead nitrate?

    <p>Thermal decomposition reaction</p> Signup and view all the answers

    What is the gas produced when lead nitrate is heated?

    <p>Nitrogen dioxide</p> Signup and view all the answers

    What is the solid product of the thermal decomposition of ferric sulphate?

    <p>Ferric oxide</p> Signup and view all the answers

    What is the use of calcium oxide produced in the decomposition of calcium carbonate?

    <p>Production of cement</p> Signup and view all the answers

    What is the process called when a compound breaks down into two or more simpler substances, often with the application of heat?

    <p>Decomposition reaction</p> Signup and view all the answers

    What type of reaction is represented by the equation: 2H2 + O2 → 2H2O?

    <p>Combination reaction</p> Signup and view all the answers

    Respiration is considered an ___________ reaction.

    <p>exothermic reaction</p> Signup and view all the answers

    What type of reaction is represented by the equation: CaCO3 → CaO + CO2?

    <p>Decomposition reaction</p> Signup and view all the answers

    What is the opposite of a combination reaction?

    <p>Decomposition reaction</p> Signup and view all the answers

    Which of the following is an example of an exothermic reaction?

    <p>Respiration</p> Signup and view all the answers

    What type of reaction is represented by the equation: 2CuCl → CuCl2 + Cu?

    <p>Decomposition reaction</p> Signup and view all the answers

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