Which One of the Following Pairs Are Isoelectronic

question 39

Multiple Choice

Which one of the following pairs are isoelectronic

• A) Mn²⁺ and Ar
• B) Zn²⁺ and Cu²⁺
• C) Na⁺ and K⁺
• D) Cl^- and S
• E) K⁺ and Cl^-

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