Home
Class 12
CHEMISTRY
The rate constant of a first order react...

The rate constant of a first order reaction at 300 K and 310 K are respectively `1.2 xx 10^(3) s^(-1)` and `2.4 xx 10^(3) s^(-1)`. Calculate the energy of activation. `(R = 8.314 J K^(-1) mol^(-1))`

Promotional Banner

Topper's Solved these Questions

  • Sample Paper 5

    OSWAAL PUBLICATION|Exercise Exercise|60 Videos

  • Sample Paper 7

    OSWAAL PUBLICATION|Exercise Exercise|69 Videos

Similar Questions

Explore conceptually related problems

Rate constant of reaction at 300 K and 400 K are 0.0345 S^(-1) and 0.1365 S^(-1) respectively. Calculate the activation energy for the reaction. [Given : R = 8.314 J K^(-1) mol^(-1) ]

The rate constant of a first order reaction is 1.15 xx 10^(-3)s^(-1) . Calculate its half life period (t1//2) .

The ratio of rate constants of a reaction at 300K and 291K is 2. Calculate the energy of activation. ("Given "R = "8.314JK"^(-1)" mol"^(-1)) .

The rate constant of a raction at 500 K and 700 K are 0.02 s^(-1) and 0.07s^(-1) respectively. Calculate the value of E_(a)

The specific reaction rates of a chemical reaction are 2.45xx10^(-5)sec^(-1)" at "273K and 16.2 xx10^(-4) sec^(-1) at 303 K. Calculate the activation energy.

Rate constant k for a first order reactions has been found to be 2.54 xx 10^(-3) sec^(-1) . Calculate its 3//4^(th) life. (log 4 = 0.6020)

OSWAAL PUBLICATION-Sample Paper 6-Exercise
  1. Calculate the lowering of vapour pressure caused by addition of 100 g ...

    Text Solution

    |

  2. State Raoult's law of relative lowering of vapour pressure of a soluti...

    Text Solution

    |

  3. The rate constant of a first order reaction at 300 K and 310 K are res...

    Text Solution

    |

  4. Derive the relationship between half-life period and rate constant for...

    Text Solution

    |

  5. How is Gold-sol prepared by Bredig's-arc method?

    Text Solution

    |

  6. Name the type of colloid obtained when a liquid is dispersed in a soli...

    Text Solution

    |

  7. Name the type of colloid obtained when. (i) A liquid is dispersed in...

    Text Solution

    |

  8. Define f-centre.

    Text Solution

    |

  9. How is phenol converted into salicyclic and? Name the reaction.

    Text Solution

    |

  10. How is ethanol converted into iodoethane.

    Text Solution

    |

  11. Explain the mechanism of Acylation of Benzene

    Text Solution

    |

  12. What is mesomeric effect? What type of mesomeric effect is shown by-N...

    Text Solution

    |

  13. Identify the reactant 'A' in the following reaction A+2R-XtoR4N^+X^-

    Text Solution

    |

  14. Explain Hoffmann's bromamide degradation reaction for the preparation ...

    Text Solution

    |

  15. Which is more basic among aqueous solutions of aniline and ammonia ? G...

    Text Solution

    |

  16. Show that presence of three double bonds in benzene.

    Text Solution

    |

  17. Show that six hydrogen atoms in benzene are identical.

    Text Solution

    |

  18. Explain Clemmensen reduction with an example.

    Text Solution

    |

  19. Give two biological function of the following proteins: Haemolglobin.

    Text Solution

    |

  20. Give two biological function of the following proteins:Collagen

    Text Solution

    |