JIPMER Jipmer Medical Solved Paper-2000

  • question_answer
    An element X, with the electronic configuration \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}\]would be expected to form the chloride with the formula:

    A)  \[XC{{l}_{3}}\] 

    B)         \[XC{{l}_{2}}\] 

    C)         \[XCl\]                

    D)         \[{{X}_{2}}Cl\]

    Correct Answer: B

    Solution :

    Electronic configuration of \[X=1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}\] From the electronic configuration, it is clear that this element has tendency to loose \[{{e}^{-}}\] electron to complete its octet. Hence, it will combine with 2 chloride ions to form chloride with form chloride with formula\[XC{{l}_{2}}\].


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