NEET Sample Paper NEET Sample Test Paper-51

  • question_answer Three elements X, Y, Z are present in the third short period and their oxides are ionic, amphoteric and giant molecules respectively. The correct order of the atomic number of X, Y and Z in the order-

    A) \[Z<Y<X\]                   

    B) \[Y<Z<X\]

    C) \[X<Z<Y~\]                 

    D) \[X<Y<Z\]

    Correct Answer: D

    Solution :

    \[X\text{ }<\text{ }Y\text{ }<\text{ }Z\] \[MgO<A{{l}_{2}}{{O}_{3}}<Si{{O}_{2}}\]

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