Home
Class 12
CHEMISTRY
Half -life of a zero order reaction is 6...

Half -life of a zero order reaction is 60 min . In an experiment , the initial concentration of the reactant is 2(M) . Time required for the change in concentration from 0.5 to 0.25 (M) if -

A

240 min

B

60 min

C

30 min

D

15 min

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise MCQ HOTSPOT (More Than One Correct Type )|18 Videos

  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise EXERCISE (VERY SHORT ANSWER -TYPE QUESTIONS)|19 Videos

  • CHEMICAL KINETICS

    CHHAYA PUBLICATION|Exercise SOLVED NCERT EXEMPLAR PROBLEMS (Long Answer Type)|4 Videos

  • BIOMOLECULES

    CHHAYA PUBLICATION|Exercise Practic Set 29|1 Videos

  • CHEMICAL THERMODYNAMICS

    CHHAYA PUBLICATION|Exercise Practice Set 6|15 Videos

Similar Questions

Explore conceptually related problems

Show that half life period of a first order reaction is independent of the initial concentration of the reactant.

Show that for the Zero order reaction half line is not independent of initial concentration of reactant.

Show that for the first order reaction half life is independent of initial concentration of reactant.

The rate constant of a first order reaction is 0.0051"min"^(-1) . If the initial concentration of the reactant is 0.2(M) , find the concentration of the reactant after 2h.

How does the initial concentration of the reactant in a first order reaction very with time ?

When initial concentration of the reactant is doubled, the half-life period of a zero order reaction -

The initial concentration of the reactant is a first order reaction is a. What will be its concentration after 4^(th) half-life ?

The half-life of a reaction is halved as the initial concentration of the reactant is doubled. The order of reaction is:

CHHAYA PUBLICATION-CHEMICAL KINETICS-MCQ HOTSPOT (Single Correct Type )
  1. The activation energy of a reaction depends on -

    Text Solution

    |

  2. For a reaction, ArarrB , DeltaH = +xkJ .mol^(-1) and activation ener...

    Text Solution

    |

  3. The activation energy of a reaction is zero . If the rate constant of ...

    Text Solution

    |

  4. The rate of a reaction at 37^(@)C is twice the rate of the reaction at...

    Text Solution

    |

  5. Arrhenius equation: k=Ae^(-E(a)//RT) . Which one of the following sta...

    Text Solution

    |

  6. For every 10 K rise in temperature , the rate of a reaction becomes d...

    Text Solution

    |

  7. At 300K , frequency factor (A) of a first order reaction is 1000 times...

    Text Solution

    |

  8. A reaction occurs in three steps . The rate constants of the first , s...

    Text Solution

    |

  9. At a given initial concentration of reactant , the half-life of a rea...

    Text Solution

    |

  10. For a reaction , the graph obtained by plotting t(1//2) of the reactio...

    Text Solution

    |

  11. The slope and intercept of a logk vs 1/T graph of a first order reacti...

    Text Solution

    |

  12. A reaction , 2Ararr product , follows a zero order kinetics. If the ra...

    Text Solution

    |

  13. Initial concentration of the reactant of a first order reaction with a...

    Text Solution

    |

  14. Half -life of a zero order reaction is 60 min . In an experiment , the...

    Text Solution

    |

  15. A first order reaction takes 46 min for its 99% completion . How much ...

    Text Solution

    |

  16. If reversible reaction is exothermic in the forward direction , then -

    Text Solution

    |

  17. An endothermic reaction have an activation energy of E(a)kJ.mol^(-1) ...

    Text Solution

    |

  18. In the reaction , A(g)rarr2B(g)+(1)/(2) C(g) , rate of formation of C ...

    Text Solution

    |

  19. In the reaction, A+3Brarr2C,(d[C])/(dt)=2xx10^(-4)"mol.L"^(-1).s^(...

    Text Solution

    |

  20. A reaction , Xrarr products , is first order. If takes 40min for its c...

    Text Solution

    |