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Banking Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Classification of Elements and Periodicity in Properties

  • question_answer
    Which of the following statements is incorrect from the point of view of modern periodic table?

    A)  Elements are arranged in the order of increasing atomic number

    B)  There are eighteen vertical columns called groups

    C)  Transition elements fit in the middle of long periods

    D)  Noble gases are arbitrarily placed in eighteenth group  

    Correct Answer: D

    Solution :

     Not Available


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