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CMC Medical CMC-Medical VELLORE Solved Paper-2012

  • question_answer
    In the following reaction, what is the value of x? \[{}_{12}M{{g}^{24}}+{{\,}_{2}}H{{e}^{4}}\xrightarrow[{}]{{}}{{\,}_{14}}S{{i}^{x}}+{{\,}_{0}}{{n}^{1}}\]

    A)  22                                         

    B)  26

    C)  27                                         

    D)  28

    Correct Answer: C

    Solution :

                    From the given reaction \[{}_{12}M{{g}^{24}}+{{\,}_{2}}H{{e}^{4}}\xrightarrow{{}}{{\,}_{14}}S{{i}^{x}}+{{\,}_{0}}{{n}^{1}}\] \[1+x=24+4\] or            \[x=28-1=27\]


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