Home
Class 12
CHEMISTRY
The radioactive isotope .(90)^(234)Th u...

The radioactive isotope `._(90)^(234)Th` undergoes two successive `beta-` decay followed by one `alpha-` decay. The atomic number and mass number respectively of the resulting atom is:

A

92 and 237

B

94 and 230

C

90 and 230

D

92 and 230

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • JEE MOCK TEST 18

    NTA MOCK TESTS|Exercise CHEMISTRY|25 Videos

  • JEE MOCK TEST 20

    NTA MOCK TESTS|Exercise CHEMISTRY|25 Videos

Similar Questions

Explore conceptually related problems

The radioactive nuclide ._(90)^(234) Th shows two successive beta- decay followed by one alpha- decay. The atomic number and mass number respectively of the resulting atom is:

The radioactive nuclide ""_(90)""^(234)Th shows two succesive beta -decay followed by one alpha -decay. The atomic nuimber and mass number respectively of the resulting atom is

If ._92 U^238 undergoes successively 8 alpha- decays and 6 beta- decays, then resulting nucleus is.

A radioactive element, U_92^238 undergoes successive radioactive decay and decays into Pb_82^206 The number of alpha and beta particles emitted respectively are

NTA MOCK TESTS-JEE MOCK TEST 2-CHEMISTRY
  1. At 25^(@)C, pH range of phenolphthalein is 8-10. At 100^(@)C , pH ran...

    Text Solution

    |

  2. How many unit cell are present in a cubic-shaped ideal crystal of NaCl...

    Text Solution

    |

  3. A : Hybridization of carbon is sp^(2) in all its crystalline allotrop...

    Text Solution

    |

  4. Which gives nucleophilic addition reaction?

    Text Solution

    |

  5. The standard reduction potential for Cu^(2+)//Cu is +0.34V. Calculate ...

    Text Solution

    |

  6. The reduced temperature = theta= (T)/(TC) The reduced pressure = pi...

    Text Solution

    |

  7. Which of the following will have least hindered rotation about carbon-...

    Text Solution

    |

  8. Magnetic moments 2.84 B.M is given by : (At. nos. Ni = 28, Ti = 22, ...

    Text Solution

    |

  9. The radioactive isotope .(90)^(234)Th undergoes two successive beta- ...

    Text Solution

    |

  10. Alkali metals act as

    Text Solution

    |

  11. In the hydroboration-oxidation reaction of Propene with diborane, H2O2...

    Text Solution

    |

  12. Find the weight of H(2)SO(4) in 1200mL of a solution of 0.4N strength.

    Text Solution

    |

  13. The method of zone refining of metals is based on the principle of :

    Text Solution

    |

  14. The atomic masses of Li and K are 7 and 39, respectively . According t...

    Text Solution

    |

  15. The correct IUPAC name of the compound is CH(3)-underset(Cl)unders...

    Text Solution

    |

  16. PCl(5) vapour decomposes on heating according to the reaction : PCl...

    Text Solution

    |

  17. Which of the following will show optical isomers? (I) cis-[Co(NH(3))...

    Text Solution

    |

  18. Depression in freezing point of 0.01 molal aqueous HCOOH solution is 0...

    Text Solution

    |

  19. The volume strength of 1.5 N H(2)O(2) solution is (Given molar volume ...

    Text Solution

    |

  20. The number of greenhouse gases of the following is . CO(2), O(2),N(...

    Text Solution

    |