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
    Elements of atomic number 6 is placed in [CPMT 1978]

    A) IV group

    B) IV period

    C) VI group

    D) III group

    Correct Answer: A

    Solution :

      \[1{{s}^{2}}2{{s}^{2}}2{{p}^{2}}-\] there are 4\[{{e}^{-}}\] in valence shell therefore it goes to IV- group.


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