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

  • question_answer
    Which of the following order is wrong?

    A) \[N{{H}_{3}}<P{{H}_{3}}<As{{H}_{3}}-Acidic\]

    B) \[Li<Be<B<C-I{{E}_{1}}\]

    C) \[A{{l}_{2}}{{O}_{3}}<MgO<N{{a}_{2}}O<{{K}_{2}}O-Basic\]

    D) \[L{{i}^{+}}<N{{a}^{+}}<{{K}^{+}}<C{{s}^{+}}-\]Ionic radius

    Correct Answer: B

    Solution :

    [b] The right sequence of \[I.{{E}_{1}}\] of \[Li<B<Be<C.\]


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