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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
    If the two members of a Dobereiner triad are phosphorus and antimony, the third member of this triad is -

    A)  arsenic                           

    B)  sulphur

    C)  iodine                          

    D)  calcium

    Correct Answer: A

    Solution :

     Not Available


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