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

JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Extended or long form of periodic table

  • question_answer
    The first element of rare-earth metals is [AFMC 1992]

    A) Cerium

    B) Actinium

    C) Uranium

    D) Lanthanum

    Correct Answer: A

    Solution :

    Not Available


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