Railways General Science & Technology Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Sample Paper Classification of Elements and Periodicity in Properties Sample Test Paper-15

  • question_answer
    Which of the following properties changes with valency?

    A)  Atomic weight

    B)  Equivalent weight

    C)  Molecular weight

    D)  Density

    Correct Answer:


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