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NEET Sample Paper NEET Sample Test Paper-82

  • question_answer
    Among the following metal halides, which have highest melting point?

    A)  NaCl               

    B)  NaF

    C)  Nal                             

    D)  NaBr

    Correct Answer: B

    Solution :

    Since \[{{F}^{\Theta }}\] has smaller size among an ionic part of crystal, which causes high value of lattice energy and hence high melting point.


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