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Classifying Chemical Reactions

Quiz by Ranaz Omar

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6 questions
Show answers
  • Q1
    Which of the following is a characteristic of a synthesis reaction?
    Formation of a single compound from multiple reactants
    Exchange of ions between reactants
    Release of heat or light during the reaction
    Breaking down a compound into simpler substances
    30s
  • Q2
    What type of reaction occurs when a more reactive element displaces a less reactive element in a compound?
    Double displacement reaction
    Synthesis reaction
    Single displacement reaction
    Decomposition reaction
    30s
  • Q3

     What type of chemical reaction isrepresented by the equation below? 

    AX + BY → AY + BX 

    synthesis

    double replacement

    single replacement

    decomposition 

    30s
  • Q4

    What type of reaction forms water and a salt?

    combustion 

    Synthesis

    Acid-base reactions

    single replacement

    30s
  • Q5
    What is the general form of a decomposition reaction?
    AB --> A + B
    2A + B --> AB
    A + B --> AB
    AB + C --> AC + B
    30s
  • Q6

    Which of the following is a combustion reaction? 

    I. 3 H2(g)+N2(g) → 2NH3(g)

    II. 2 H2(g)+ O2(g)→ 2 H2O(g)

    III. CH4(g)+ 2 O2(g)→ CO2(g)+ 2 H2O(g)

    II and III only 

    II only 

    I only 

    I, II and III 

    30s

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