10th Class Science Sample Paper Science Olympiad Model Test Paper-14

  • question_answer
    Which one of the following is strongly acidic?

    A) \[C{{l}_{2}}{{O}_{7}}\]

    B) \[N{{a}_{2}}O\]

    C) \[MgO\]

    D) \[{{P}_{2}}{{O}_{5}}\]

    E) None of these

    Correct Answer: A


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