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JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2009

  • question_answer
        A compound contains atoms of three elements AB and C. If the oxidation number of A is\[+2,\]B is\[+5,\]and that of C is\[-2,\]the possible formula of the compound is

    A)  \[{{A}_{3}}{{(B{{C}_{4}})}_{2}}\]                              

    B)  \[{{A}_{3}}{{({{B}_{4}}C)}_{2}}\]

    C)  \[AB{{C}_{2}}\]                               

    D)  \[{{A}_{2}}{{(B{{C}_{3}})}_{2}}\]

    Correct Answer: A

    Solution :

                    The sum of oxidation states of the constituents element of a neutral species should be zero which is true for \[{{A}_{3}}{{(B{{C}_{4}})}_{2}}=+6+10-16=0\]


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