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Define the terms: Instantaneous rate ...

Define the terms:
Instantaneous rate of a reaction

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Knowledge Check

  • The slope of the tangent at a point on the curve of concentration of a reactant as a function of time gives the instantaneous rate of reaction.

    A
    acceleration
    B
    velocity
    C
    impusle
    D
    momentum

  • fill up the following with suitable terms (i) Activation energy = Threshold energy - _____ (ii) Half-life period of zero order reaction =____ (iii) Average rate of reaction = ___ (iv) Instantaneous rate of reaction

    A
    Potential energy `(0.693)/(k), (dx)/(dt), (Delta[A])/(Delta t)`
    B
    Energy of reactants `(1)/(k), (Delta[A])/(Delta t), (dx)/(dt)`
    C
    Energy of reaction `(log x)/(t), (Delta[A])/(Delta t), (dx)/(dt)`
    D
    Average kinetic energy of reactants `(a)/(2k), (Delta[A])/(Delta t) , (dx)/(dt)`
    • ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) B. SHORT ANSWER QUESTIONS )
    1. Define the terms: Instantaneous rate of a reaction

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    2. Define the terms: Average rate of reaction

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    3. Define the terms: Half-life period and reaction life time.

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    4. What is meant by rate of reaction ? Show that the rate of reaction can...

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    5. How is the rate of reaction expressed ? Write the factors which affect...

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    6. Explain the terms rate equation and specific reaction rate.

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    7. What is meant by molecularity of a reaction ? Why the molecularity of ...

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    8. What is the difference between rate law and law of mass action?

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    9. What is meant by order of a reaction ?

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    10. Differentiate between order and molecularity of a reaction.

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    11. Derive the integrated rate equation for first order reactions.

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    12. Write the name of any two methods to determine the order of a reaction...

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    13. How the order of a reaction can be determined by integral equation met...

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    14. The kinetics of a reaction, A + B to C + D obey the rate equation : r...

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    15. The kinetics of a reaction, A + 2B to C + D obey the rate equation : ...

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    16. The kinetics of a reaction, A + 2B to C + D obey the rate equation : ...

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    17. Explain why the molecularity and order of the following reaction are d...

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    18. What is half-life period ? Show that the half-life period of a first o...

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    19. Comment on the statement that the rate of a chemical reaction is very ...

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    20. What are the two necessary conditions for the colliding molecules to y...

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