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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 Topic Test - Chemical Periodicity (5-5-21)

  • question_answer
    The first ionisation energies of alkaline earth metals are higher than those of the alkali metals. This is because

    A) There is increase in the nuclear charge of the alkaline earth metals

    B) There is a decrease in the nuclear charge of the alkaline earth metals

    C) There is no change in the nuclear charge

    D) None of the above

    Correct Answer: A

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