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JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Mock Test - Classification Elements Periodicity Properties

  • question_answer
    Beryllium and aluminum exhibit many properties which are similar. But the two elements differ in:

    A)  Exhibiting amphoteric nature in their oxides

    B)  Forming polymeric hydrides

    C)  Forming covalent halides

    D)  Exhibiting maximum covalence in compounds

    Correct Answer: B

    Solution :

    [b] Be forms polymeric hydride, whereas A1 does not.


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