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KVPY2013ChemistryClassification of Elements and Periodicity in Properties

Among the following, the set of isoelectronic ions is

Options

  1. ANa ⁺, Mg ²⁺, F ⁻, Cl ⁻
  2. BNa ⁺, Ca ²⁺, F ⁻, O ²⁻
  3. CNa ⁺, Mg ²⁺, F ⁻, O ²⁻
  4. DNa ⁺, K ⁺, S ²⁻, Cl

Correct answer

C. Na ⁺, Mg ²⁺, F ⁻, O ²⁻

Step-by-step solution

Na ⁺, Mg ²⁺, F ⁻ & O ²⁻ are isoelectronic(10 electron speceis)

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