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JEE Main2009ChemistryClassification of Elements and Periodicity in PropertiesActual

The set representing the correct order of ionic radius is :

Options

  1. ALi ⁺> Be ²⁺> Na ⁺> Mg ²⁺
  2. BNa ⁺> Li ⁺> Mg ²⁺> Be ²⁺
  3. CLi ⁺> Na ⁺> Mg ²⁺> Be ²⁺
  4. DMg ²⁺> Be ²⁺> Li ⁺> Na ⁺

Correct answer

B. Na ⁺> Li ⁺> Mg ²⁺> Be ²⁺

Step-by-step solution

Follow the periodic trends

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