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Energize me!

Quiz by Salustina Ordoveza

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10 questions
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  • Q1
    which of the following is NOT a characteristics of exothermic reaction?
    container feels cold
    heat is release
    container feesl warm
    temperature rises
    30s
  • Q2
    which reaction has this observation; when the reaction is complete, the temperature of the reaction rises until it reaches room temperature?
    photosynthesis
    exothermic
    combustion
    endothermic
    30s
  • Q3
    which of the following is am example of chemical process of endothermic reaction?
    condensation
    evaporation
    melting
    photosynthesis
    30s
  • Q4
    what is enthalpy change?
    energy of the reactant - energy of the product
    total energy of product - total energy of the reactants
    energy of the reactant + energy of the product
    total energy of the product - energy of the solultion
    30s
  • Q5
    Which is a characteristic of exothermic reaction?
    ΔH > 0
    more product energy
    +ΔH
    ΔH < 0
    30s
  • Q6
    Bond breaking is ____.
    endothermic
    exothermic
    release energy
    - ΔH
    30s
  • Q7
    Bond making is ____.
    exothermic
    absorb energy
    endothermic
    + ΔH
    30s
  • Q8
    activation energy is ____
    is the minimum amount of energy that reactant particles must possess in order for a chemical reaction to occur.
    is the minimum amount of energy that product particles must possess in order for a chemical reaction to occur.
    is the maximum amount of energy that product particles must possess in order for a chemical reaction to occur.
    is the maximum amount of energy that reactant particles must possess in order for a chemical reaction to occur.
    45s
  • Q9
    The amount of energy evolved or absorb in a reaction carried out at constant pressure is ___.
    work
    energy profile
    activation energy
    enthalpy
    30s
  • Q10
    Which of the following is a potential energy?
    electrical
    heat
    mechanical
    chemical
    30s

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