Consider the Set of Isoelectronic Atoms and Ions A^2-, B^-

question 26

Multiple Choice

Consider the set of isoelectronic atoms and ions A^2-, B^-, C, D⁺, and E²⁺. Which arrangement of relative radii is correct?

• A) A^2- > B^- > C > D⁺ > E²⁺
• B) E²⁺ > D+ > C > B^- > A^2-
• C) A^2- > B^- > C < D⁺ < E²⁺
• D) A^2- < B^- < C > D⁺ > E²⁺
• E) None of these choices are correct.

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