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Define the term Activation energy. Why d...

Define the term Activation energy. Why different reactions proceed at different speeds ?

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Knowledge Check

  • Activation energy of the reaction is :

    A
    the energy released during the reaction
    B
    the energy evolved when actiavated complex is formed s
    C
    minimum amount of energy needed to overcome the potential barrier
    D
    the energy needed to from one mole of the product
  • Activation energy of a reaction is determined by:

    A
    Plotting a substrate-time graph
    B
    Plotting a rate time graph
    C
    Calculating rate constants at two different temperatures
    D
    None of these
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