Classification of Elements and Periodicity in Properties

Classification of Elements and Periodicity in Properties

Question

The set representing the correct order of ionic radius is

  • Li+> Be2+> Na+> Mg2+

  • Na+>Li+>Mg2+> Be2+

  • Li+>Na+ > Mg2+ > Be2+

  • Mg2+ > Be2+ >Li+ > Na+

Answer

B.

Na+>Li+>Mg2+> Be2+

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