Home
Class 12
CHEMISTRY
The rate constant and half - life of...

The rate constant and half - life of a first order reaction are related to each other as _____.

A

`t_(1//2) =(0.693)/(k)`

B

`t_(1//2) = 0.693 K`

C

`k=0.693t_(1//2)`

D

`kt _(1//2) =(1)/( 0.693)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    TARGET PUBLICATION|Exercise Evaluation test|13 Videos

  • CHEMICAL KINETICS

    TARGET PUBLICATION|Exercise CRITICAL THINKING|49 Videos

  • BIOMOLECULES

    TARGET PUBLICATION|Exercise Evaluation Test|10 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|25 Videos

Similar Questions

Explore conceptually related problems

The half-life period of any first order reaction:

The rate constant for a first order reaction whose half life is 480 sec, is :

TARGET PUBLICATION-CHEMICAL KINETICS-COMPETITIVE THINKING
  1. Consider a reaction, 2A + B rarr Products When concentration of B al...

    Text Solution

    |

  2. The half-life period of any first order reaction:

    Text Solution

    |

  3. The rate constant and half - life of a first order reaction are...

    Text Solution

    |

  4. When initial concentration of a reactant is doubled in a reaction, its...

    Text Solution

    |

  5. Half life period of a first order reaction A to product is 6.9...

    Text Solution

    |

  6. Half-life period of a first-order reaction is 1386 seconds. The specif...

    Text Solution

    |

  7. The rate constant for a first order reaction is 7.0xx10^(-4) ...

    Text Solution

    |

  8. If 60 % of a first order reaction was completed in 60 minutes, 50 % of...

    Text Solution

    |

  9. The half life period of a first order chemical reaction is 6.93 minute...

    Text Solution

    |

  10. The half life of a substance in a certain enzyme catalyzed reaction is...

    Text Solution

    |

  11. In a first order reaction , the concentration of the reactant ...

    Text Solution

    |

  12. The rate of a first-order reaction is 0.04 "mol L"^(-1) s^(-1) at 10 s...

    Text Solution

    |

  13. t(1//4) can be taken as the time taken for concentration of reactant t...

    Text Solution

    |

  14. For first order reaction, the time taken to reduce tha initial concent...

    Text Solution

    |

  15. The half-life period of a first order reaction is 10 minutes. Starting...

    Text Solution

    |

  16. Decompsition of H(2)O(2) follows a frist order reactions. In 50 min th...

    Text Solution

    |

  17. The decomposition of phosphine [PH(3)] on tungsten at low pressure is ...

    Text Solution

    |

  18. The plote between concentration versus time for a zero order reaction ...

    Text Solution

    |

  19. The relationship between rate constant and half life period o...

    Text Solution

    |

  20. The time for half-life period of a certain reaction, A rarr products i...

    Text Solution

    |