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BITSAT2014ChemistryClassification of Elements and Periodicity in PropertiesActual

The valency shell of element A contains 3 electrons while the valency shell of element B contains 6 electrons. If A combines with B , the probable formula of the compound formed will be

Options

  1. AAB ₂
  2. BA₂ B
  3. CA ₂ ~B ₃
  4. DA ₃ ~B ₂

Correct answer

C. A ₂ ~B ₃

Step-by-step solution

The element A is ns ² p¹ and B is ns ² p⁴ . They can form compound of the type A ₂ ~B ₃

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