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

  • question_answer
          Which one of the following properties changes with valency? [CDS]

    A) Atomic weight    

    B)        Equivalent weight

    C) Molecular weight

    D)        Density

    Correct Answer: B

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