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JEE Main & Advanced Sample Paper JEE Main - Mock Test - 43

  • question_answer
    Xenon crystallizes in face centre cubic lattice and the edge of the unit cell is 620 pm, then the radius of Xenon atom is-

    A) 219.20 pm  

    B)        438.5 pm

    C) 265.5 pm         

    D)        536.94 pm

    Correct Answer: A

    Solution :

      [a] \[r=\frac{a}{2\sqrt{2}}\] \[=\frac{620}{2\sqrt{2}}pm\] \[r=219.20pm\]   


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