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JEE Main202529 Jan 2025Evening ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

The type of oxide formed by the element among Li , Na , Be , Mg , B and Al that has the least atomic radius is :

Options

  1. AA ₂ O
  2. BA ₂ O ₃
  3. CAO ₂
  4. DAO

Correct answer

B. A ₂ O ₃

Step-by-step solution

Among given atoms, Boron has least atomic radius oxide of Boron = B ₂ O ₃

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