Home
Class 12
CHEMISTRY
The half life of .^(212)Pb is 10.6 hour....

The half life of `.^(212)Pb` is 10.6 hour. It undergoes decay to its daughter (unstable) element `.^(212)Bi` of half life 60.5 minute. Calculate the time at which the daughter element will have maximum activity.

Promotional Banner

Topper's Solved these Questions

  • CLASSROOM PROBLEMS

    MOTION|Exercise Solid State|18 Videos

  • CLASSROOM PROBLEMS

    MOTION|Exercise Mole Concept|29 Videos

  • CLASSROOM PROBLEMS

    MOTION|Exercise Chemical Equilibrium|38 Videos

  • Chemical Kinetics

    MOTION|Exercise Exercise - 4 (Level - II) (SUBJECTIVE PROBLEM)|1 Videos

  • CLASSROOM PROBLEMS 1

    MOTION|Exercise THERMODYNAMICS|17 Videos

Similar Questions

Explore conceptually related problems

Half life on Rn^(220) is 55.5s. Calculate decay constant of this element.

Half life of .^(24)Na is 14.8 hours. In what period of time will a sample of this element lose 90% of its activity?

A radioactive sample’s activity drops to its one-third value in 80 minutes. Calculate the half-life of the sample.

The half-life of cobalt-60 is 5.26 years. Calculate the percentage activity remaining after 4 years.

The half-life period of a radioactive element is 1.4 xx 10^(10) years. Calculate the time in which the activity of the element is reduced to 90% of its original value.

The activity of a radioactivity substance fall to 87.5% of the initial value in 5 years. What is the half life of the elements? calculate the time in which the activity will fall by 87.5%.

A radioactive substance has a half life of 60 minutes. After 3 hours, the fraction of atom that have decayed would be.

MOTION-CLASSROOM PROBLEMS -Radioactivity
  1. What mass of Ra^(226) whose t(1//2) = 1620 years will give the activit...

    Text Solution

    |

  2. A radioactive nucleus is being produced at a constant rate alpha per s...

    Text Solution

    |

  3. The half life of .^(212)Pb is 10.6 hour. It undergoes decay to its dau...

    Text Solution

    |

  4. A radiaocatice isotope is being produced at a constant rate X. Half-li...

    Text Solution

    |

  5. Show that for any first order reaction, the time required for the comp...

    Text Solution

    |

  6. Half-life of a radioactive substance A is two times the half-life of a...

    Text Solution

    |

  7. If the rate constant for the disintegration of a radioactive nucleus i...

    Text Solution

    |

  8. 1 mg radium has 2.68 xx 10^(18) atoms. Its half-life is 1620 years. Ho...

    Text Solution

    |

  9. A certain radio isotope .(Z)X^(A) (half life = 10 days) decays to giv...

    Text Solution

    |

  10. A radioisotope .(Z)A^(m) (t(1//2) = 10 days) decays to give .(z - 6)B^...

    Text Solution

    |

  11. .(19)K^(40) consists of 0.012% potassium in nature. The human body con...

    Text Solution

    |

  12. The sun radiates energy at the rate of 4xx10^(26) joule sec^(-1). If t...

    Text Solution

    |

  13. A sample of radioactive substance shows an intensity of 2.3 millicurie...

    Text Solution

    |

  14. One gram of .(79)Au^(198) (t(1//2) = 65hr) decays by beta- emission to...

    Text Solution

    |

  15. .(92)^(238)U by successive radioactive decays changes to .(82)^(206) P...

    Text Solution

    |

  16. A sample of pitchblende is found to contain 50% uranium and 2.425% of ...

    Text Solution

    |

  17. A radioactive isotope X with half-life of 693xx10^(9) years decay to Y...

    Text Solution

    |

  18. Calculate the mass of C^(14) (half life =5720 years) atoms give 3.7xx1...

    Text Solution

    |

  19. Binding energy per nucleus of .(1)^(2)H and .(2)^(4)He are 1.1 MeV and...

    Text Solution

    |

  20. Calculate the energy asociated with the following nuclear reaction: ...

    Text Solution

    |