NEET Sample Paper NEET Sample Test Paper-14

  • question_answer On \[\alpha -\]decay \[{{\,}_{92}}{{U}^{238}}\] produces

    A) \[_{92}N{{p}^{238}}\]                  

    B) \[_{90}T{{h}^{234}}\]

    C) \[_{91}p{{a}^{234}}\]                   

    D) \[{{\,}_{92}}{{U}^{234}}\]   

    Correct Answer: B

    Solution :

    \[_{92}^{238}U\overset{\alpha -decay}{\mathop{\to }}\,{}_{90}^{234}Th+_{2}^{4}He\] Hence, the correct option is [b].

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