Home
Class 12
CHEMISTRY
State the role of activated complex in a...

State the role of activated complex in a reaction and state its relation with activation energy.

Promotional Banner

Topper's Solved these Questions

  • Biomolecules

    ASSAM ACADEMIC CENTRE|Exercise Example |116 Videos

  • Chemistry in Everyday Life

    ASSAM ACADEMIC CENTRE|Exercise Example |150 Videos

Similar Questions

Explore conceptually related problems

What is activated complex?

State the law of equipartition of energy.

Define activation energy of a reaction.

The rate of reaction quadruples when the temperature changes from 293 K to 313 K. Calculate the energy of activation of the reaction assuming that it does not change with temperature.

The activation energy of a reaction 2H I_(g) rarrH_2 + I_(2(g)) is 209.5 kJ mol^-1 at 581K. Calculate the fraction of molecules of reactants having energy equal to or greater than activation energy?

A certain reaction is 50% complete in 20 minutes at 300K and the same reaction is again 50% complete in 5 mins at 350K. Calculate the activation energy if the reaction is of first order.

A certain reaction is 50% complete in 20 minutes at 300K and the same reaction is again 50% complete in 5 minutes at 350K. Calculate the activation energy if the reaction is of first order.

Higher the activation energy of a reaction slower is the rate of the reaction Explain.

The activation energy of a certain uncatalysed reaction at 300K is 76kJmol^(-1) . The activation energy is lowered to 57kJmol^(-1) by the use of a catalyst. By what factor is the rate of the catalysed reaction increased?

Express the relation between the half life period of a reaction and its initial concentration for a reaction of n^th order.

ASSAM ACADEMIC CENTRE-Chemical Kinetics -Example
  1. The rate of a reaction is 1.2xx10^-3 L mol^-1 s^-1. What is the order ...

    Text Solution

    |

  2. In some chemical reactions, it is found that a larage number of collid...

    Text Solution

    |

  3. Express the relation between the half life period of a reaction and in...

    Text Solution

    |

  4. A substance with intitial concentration 'a' follows zero order kinetic...

    Text Solution

    |

  5. How does the value of rate constant vary with reactant concentration?

    Text Solution

    |

  6. The reaction A + B rarr C has zero order. What is the rate equation?

    Text Solution

    |

  7. The rate of a reaction is given by Rate = k[N2O5]. In this equation wh...

    Text Solution

    |

  8. Why is it that the instantaneous rate of a reaction does not change wh...

    Text Solution

    |

  9. Give one exampe of first order reaction.

    Text Solution

    |

  10. Rate of a reaction is given by the equation: Rate = k[A]^2[B]. What ar...

    Text Solution

    |

  11. What is the meaning of an elementary reaction?

    Text Solution

    |

  12. Give an example of pseudo first order reaction.

    Text Solution

    |

  13. Why is it that rates of most reactions increase when the temperature o...

    Text Solution

    |

  14. State the role of activated complex in a reaction and state its relati...

    Text Solution

    |

  15. What is meant by the 'rate constant, k' of a reaction. If the concentr...

    Text Solution

    |

  16. What aspect of a reaction is influenced by presence of catalyst which ...

    Text Solution

    |

  17. What is activation energy? How is the activation energy affected by th...

    Text Solution

    |

  18. What is meant by a pseudofirst order reaction? Give an example of a ps...

    Text Solution

    |

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

    Text Solution

    |

  20. Can order of a reaction be fractional? Comment.

    Text Solution

    |