JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Extended or long form of periodic table

  • question_answer
    Which one of the following combination represents a metallic element [EAMCET 1979]

    A) 2, 8, 7

    B) 2, 8, 8

    C) 2, 8, 4

    D) 2, 8, 2

    Correct Answer: D

    Solution :

      2,8,2. \[\because \] it would donate \[{{e}^{-}}\] more easily.


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