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  5. Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति

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 one of the following elements exhibit maximum number of valence electrons?

    A)  Na                  

    B)         Al

    C)  Si                   

    D)         P  

    Correct Answer: D

    Solution :

     P is in group 5 and has 5 valence electron. Number of valence electrons in Na, Al and Si are 1, 3 and 4.


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