Home
Class 12
CHEMISTRY
A 1^(st) order reaction has specifi...

A `1^(st)` order reaction has specific rate constant of `2 min ^(-1)` The half - life of this reaction will be ______.

A

1.653 min

B

0.347 min

C

2 min

D

0.5 min

Text Solution

Verified by Experts

`t_(1//2)=0.693/2 min =0.347 min`.
Promotional Banner

Topper's Solved these Questions

  • BIOMOLECULES

    NIKITA PUBLICATION|Exercise MCQs|428 Videos

  • Chemical Thermodynamics & Energetics

    NIKITA PUBLICATION|Exercise QUESTION FROM COMPETITIVE EXAM|35 Videos

Similar Questions

Explore conceptually related problems

For a reaction, the rate constant is 2.34 s^(-1) . The half-life period for the reaction is

A first order reaction has a rate constant of 0.0541s^(-1) at 25^(@)C . What is the half-life for this reaction?

A first order reaction has a rate constant, k = 5.5 xx 10^(-14) s^(-1) , calculate the half life of reaction.

A first order reaction is found to have a rate constant k= 5.5 xx 10^(-14)s^(-1) . Find half-life of the reaction.

A first order reaction is found to have a rate constant k=7.39xx10^(-5)s^(-1) . Find the half life of this reaction.

A first order reaction is found to have a rate constant, k = 4.2 xx 10^(-12) s^(-1) . Find the half-life of the reaction.

NIKITA PUBLICATION-CHEMICAL KINETICS -MCQs
  1. In a reaction, 2Ararr Products the concentration of A decreases from 0...

    Text Solution

    |

  2. For a first order reaction with half-life of 150 seconds, the time tak...

    Text Solution

    |

  3. A 1^(st) order reaction has specific rate constant of 2 min ^(...

    Text Solution

    |

  4. What will be the order of the reaction if doubling the concentration o...

    Text Solution

    |

  5. For a reaction A + 2B to C + D, the following data were obtained ...

    Text Solution

    |

  6. The rate of a gaseous phase reaction becomes half if volume of contain...

    Text Solution

    |

  7. The following date are for the decomposition of ammonium nitrite in aq...

    Text Solution

    |

  8. The half-life periof for catalystic decompoistion of AB(3) at 50 mm is...

    Text Solution

    |

  9. In the following first order reactions: A+ "Reagent" overset(K(1))(r...

    Text Solution

    |

  10. Mathematical representation for t(1//4) life i.e., when 1//4th reactio...

    Text Solution

    |

  11. In a first order reaction, 75% of the reactants disappeared in 1.386 h...

    Text Solution

    |

  12. The following kinetic data are provided for a reaction between A and B...

    Text Solution

    |

  13. From the date given below for the the reaction A + B to Products ...

    Text Solution

    |

  14. For the reaction A tonB, at the point of intersection fo two curves sh...

    Text Solution

    |

  15. The rate constatnt of a second order reaction is 10^(-2) "mol"^(-1) l...

    Text Solution

    |

  16. The rate of the first order reaction X to Products is 7.5 xx 10^(-4) m...

    Text Solution

    |

  17. The inversion of cane sugar proceeds with half life of 500 min at pH 5...

    Text Solution

    |

  18. Two reacants A and B are present such that [A(0)] = 4[B(0)] and t(1//2...

    Text Solution

    |

  19. For decomposition of N2O(5(g)) dissolved in C Cl4 2N2O5(g) to 4NO2(g...

    Text Solution

    |

  20. Decomposition of H2O2 was studied by titration against KMnO4 solution....

    Text Solution

    |