Home
Class 12
CHEMISTRY
Define half-life of a reaction....

Define half-life of a reaction.

Text Solution

Verified by Experts

It is the time in which one half of the reactants have changed into products.
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

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

  • CHEMICAL KINETICS

    ICSE|Exercise EXERCISE (PART- I (OBJECTIVE QUESRTIONS)B.COMPLE THE FOLLOWING STATEMENTS BY SELECTING THE CORRECT ALTERNATIVE FROM THE CHOICES GIVEN ) |105 Videos

  • CHEMICAL KINETICS

    ICSE|Exercise PROBLEM |165 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

Define half-life of a radioactive substance.

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

In a first order reaction, 10% of the reactant is consumed in 25 minutes. Calculate : The half-life of the reaction.

Define the following terms : (i) Half- life of a reaction (t_(1//2)) (ii) Rate constant (k) .

Write the rate law for a first order reaction and justify the statement that half-life of such a reaction is independent of the initial concentration of the reactants.

ICSE-CHEMICAL KINETICS-INTEXT QUESRTIONS
  1. When is the rate of reaction equal to specific reaction rate ?

    Text Solution

    |

  2. Give one example of a fractional order reaction.

    Text Solution

    |

  3. Rate of a reaction is given by the equation : Rate =k[A]^2 [B]. What a...

    Text Solution

    |

  4. Write the units of rate of a zero order reaction.

    Text Solution

    |

  5. The rate law for the reaction: Ester+H^(+) Acid + Alcohol is (dx)...

    Text Solution

    |

  6. The rate law for the reaction: Ester+H^(+) Acid + Alcohol is (dx)...

    Text Solution

    |

  7. The rate law for the decomposition of N2 O5 is: rate = [N2 O5]. What i...

    Text Solution

    |

  8. Why is negative sign put while expressing the reaction rate with respe...

    Text Solution

    |

  9. Identify the order of the reaction from the rate constant value = 3.2 ...

    Text Solution

    |

  10. Express the rate of the following reaction in terms of disappearance o...

    Text Solution

    |

  11. What is meant by order of a reaction being zero?

    Text Solution

    |

  12. If concentration is expressed in mol L^(-1) units and time in seconds,...

    Text Solution

    |

  13. If concentration is expressed in mol L^(-1) units and time in seconds,...

    Text Solution

    |

  14. A reaction is first order in A and of second order in B. Write the dif...

    Text Solution

    |

  15. Write any reaction with fractional order.

    Text Solution

    |

  16. Rate of chlorination of methane is accelerated by light. Explain.

    Text Solution

    |

  17. What is the difference in rate law and law of mass action?

    Text Solution

    |

  18. Identify the reaction order if the unit of rate constant iss^(-1).

    Text Solution

    |

  19. Define half-life of a reaction.

    Text Solution

    |

  20. Give one example of a zero order reaction.

    Text Solution

    |