Home
Class 12
CHEMISTRY
After five half-life periods for a first...

After five half-life periods for a first order reaction, what fraction of reactant remains ?

Text Solution

Verified by Experts

`1/32`
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL KINETICS

    CBSE COMPLEMENTARY MATERIAL|Exercise SHORT ANSWER-I TYPE QUESTIONS|26 Videos

  • CHEMICAL KINETICS

    CBSE COMPLEMENTARY MATERIAL|Exercise SHORT ANSWER TYPE-II QUESTIONS|23 Videos

  • CHEMICAL KINETICS

    CBSE COMPLEMENTARY MATERIAL|Exercise LONG ANSWER TYPE QUESTIONS|12 Videos

  • BIOMOLECULES

    CBSE COMPLEMENTARY MATERIAL|Exercise SHORT ANSWER-II TYPE QUESTION|13 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    CBSE COMPLEMENTARY MATERIAL|Exercise LONG ANSWER TYPE QUESTIONS|2 Videos

Similar Questions

Explore conceptually related problems

The half-life period of any first order reaction:

The half-life period of a first order reaction is 600 s. What percent of A remains after 30 minutes ?

For a second order reaction, half-life concentration of reactants:

CBSE COMPLEMENTARY MATERIAL-CHEMICAL KINETICS-VERY SHORT ANSWER TYPE QUESTIONS
  1. For the reaction 3H2 + N2 to 2NH3, how are the rate of reaction expres...

    Text Solution

    |

  2. Identify the reaction order from the following rate constant : k=2.3...

    Text Solution

    |

  3. After five half-life periods for a first order reaction, what fraction...

    Text Solution

    |

  4. What is the effect of adding catalyst on free energy change (DeltaG) o...

    Text Solution

    |

  5. What value of k is predicted for the rate constant by Arrhenius equati...

    Text Solution

    |

  6. Determine the order of reaction : Step 1. 2NO+H2 to N2+H2O2 Slow S...

    Text Solution

    |

  7. What is the order of reaction whose rate constant has the same units a...

    Text Solution

    |

  8. Why are reactions of higher order less in number?

    Text Solution

    |

  9. What will be effect of temperature on rate constant ?

    Text Solution

    |

  10. State a condition under which a bimolecular reaction is kinetically fi...

    Text Solution

    |

  11. Why can't molecularity of any reaction be equal to zero?

    Text Solution

    |

  12. The rate constant of a reaction is 3 xx 10^2 "min"^(-1). What is its o...

    Text Solution

    |

  13. Three-fourth of a reaction is completed in 32 minutes. What is the hal...

    Text Solution

    |

  14. What is meant by an elementary reaction ?

    Text Solution

    |

  15. Give one example of a reaction where order and molecularity are equal ...

    Text Solution

    |

  16. For a reaction R to P, the rate becomes 2 times when the concentration...

    Text Solution

    |

  17. The rate constant of a zero order reaction in A is 0.003 "mol L"^(-1) ...

    Text Solution

    |

  18. In a reaction 2A to Products, the concentration of A decreases from 0...

    Text Solution

    |

  19. In some cases large number of colliding reactant molecules have energy...

    Text Solution

    |

  20. Give an example of a reaction having fractional order.

    Text Solution

    |