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NEET Sample Paper NEET Sample Test Paper-23

  • question_answer
    The element\[{{\,}_{90}}T{{h}^{232}}\]belongs to thorium series. Which of the following will act as the end product of the series?

    A) \[{{\,}_{82}}P{{b}^{208}}\]                     

    B) \[{{\,}_{82}}B{{i}^{206}}\]

    C) \[{{\,}_{82}}P{{b}^{202}}\]                     

    D) \[{{\,}_{82}}P{{b}^{205}}\]             

    Correct Answer: A

    Solution :

    The series and stable element of thorium series is Pb-208. Hence, the correct option is [a].


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