JEE Main & Advanced Sample Paper JEE Main Sample Paper-29

  • question_answer
    In which of the following pairs first member is a d-block element and second is a liquid metal?

    A) \[_{24}Cr,\,Br\]                

    B) \[_{21}Sc,\,Hg\]

    C) \[_{84}PO,\,Fr\]              

    D) \[_{26}Fe,\,Zn\]

    Correct Answer: B

    Solution :

    \[\Rightarrow \] d-block element \[{{x}_{1}},\,{{x}_{2}},\,{{x}_{3}}.....,{{x}_{n}}\] Liquid metal (at 303 K)

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