JEE Main & Advanced JEE Main Paper (Held On 11 April 2015)

  • question_answer
    Which of the alkaline earth metal halides given below is essentially covalent in nature? [JEE Main Online Paper (Held On 11 April 2015)]  

    A) \[MgC{{l}_{2}}\]

    B) \[BeC{{l}_{2}}\]

    C) \[SrC{{l}_{2}}\]

    D) \[CaC{{l}_{2}}\]

    Correct Answer: B

    Solution :

      \[BeC{{l}_{2}}\]according to Fajan?s rule, covalent nature \[\alpha \] small of cation.


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