Home
Class 12
CHEMISTRY
The half-life of a reaction is halved as...

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

A

`0.5`

B

`1`

C

`2`

D

`0`

Text Solution

Verified by Experts

The correct Answer is:
C

Half-life of a second order reaction is inversely proportional to concentration.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- I (OBJECTIVE QUESRTIONS) C. CORRECT THE FOLLOWING STATEMENTS BY CHANGING THE UNDERLINED PART OF THE STATEMENT ( DO NOT CHANGE THE WHOLE SENTENCE .)) |39 Videos
  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- I (OBJECTIVE QUESRTIONS) D. MATCH THE FOLLOWING ) |3 Videos
  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- I (OBJECTIVE QUESRTIONS)A.FILL IN THE BLANKS) |54 Videos
  • BIOMOLECULES

    ICSE|Exercise ISC EXAMINATION QUSTIONS (PART-I)(DESCRIPTIVE QUESTIONS)|21 Videos
  • CHEMISTRY IN EVERYDAY LIFE

    ICSE|Exercise EXERCISE (PART - II (DESCRIPTIVE QUESTIONS) (LONG ANSWER QUESTIONS))|19 Videos

Similar Questions

Explore conceptually related problems

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

The half life for a given reaction was doubled as the initial concentration of a reactant was doubled. What is the order of reaction.

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

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

In a reaction A to Product, the initial concentration of reactant is a mol L^–1 . If the order of the reaction is n and the half life is t_(1//2) then the correct proportionality is:

The rate of reaction between two reactants A and B decreases by factor 4 if the concentration of reactant B is doubled. The order of this reaction with respect to B is

The half-life of a chemical reaction does not change by either increasing or decreasing the initial concentration of reactant. What is the order of the reaction?

Give the relation between half life and initial concentration of a reactant in a zero order reaction

The half life for a zero order reaction having 0.02M initial concentration of reactant is 100s. The rate constant (in molL^(-1)S^(-1) ) for the reaction is

The rate of reaction between two A and B decreases by factor 4 if the concentration of reactant B is doubled. The order of this reaction with respect to B is

ICSE-CHEMICAL KINETICS-EXERCISE (PART- I (OBJECTIVE QUESRTIONS)B.COMPLE THE FOLLOWING STATEMENTS BY SELECTING THE CORRECT ALTERNATIVE FROM THE CHOICES GIVEN )
  1. A first order reaction is 50% completed in 1.26 xx 10^(14)s. How much ...

    Text Solution

    |

  2. Compounds 'A' and 'B' react according to the following chemical eq...

    Text Solution

    |

  3. Which of the following statements is not correct for the catalyst ?

    Text Solution

    |

  4. The value of rate constant of a pseudo first order reaction

    Text Solution

    |

  5. Consider the reaction A to B. The concentration of both the reactan...

    Text Solution

    |

  6. The time of completion of 90% of a first order reaction is approximate...

    Text Solution

    |

  7. The rate law for the reaction 2N2 O5 to 4NO2 + O2 is

    Text Solution

    |

  8. At any stage of the reaction 3A to2B, the reaction rate +(dB )/(dt) wi...

    Text Solution

    |

  9. For the reaction system : 2NO(g) + O2(g) ------>2NO2(g),volume is sudd...

    Text Solution

    |

  10. In respect of the equation k = Ae^(-Ea //RT) in chemical kinetics, whi...

    Text Solution

    |

  11. The time taken for the completion of 3/4 of a first order reaction is

    Text Solution

    |

  12. For a reaction A+B to C + D, if concentration of A is doubled without ...

    Text Solution

    |

  13. The half-life of a reaction is halved as the initial concentration of ...

    Text Solution

    |

  14. The reaction X to Product follows first order kinetics. In 40 minutes...

    Text Solution

    |

  15. In a first order reaction, the concentration of the reactant decreases...

    Text Solution

    |

  16. The rate equation for the reaction 2A+B to C is found to be : rate = ...

    Text Solution

    |

  17. The rate of first order reaction is 1.5 xx 10^(-2) mol L^(-1) min ^(-1...

    Text Solution

    |

  18. The half-lives of 2 samples are 0.1 and 0.4 seconds. Their initial con...

    Text Solution

    |

  19. The velocity constant of a reaction at 290 K was found to be 3.2 xx 10...

    Text Solution

    |

  20. For a first order reaction A to B the reaction rate at reactant conc...

    Text Solution

    |