AP EAMCET · Chemistry · Structure of Atom
Which of the following are isoelectronic species?
- A \(\mathrm{O}^{2-}, \mathrm{F}, \mathrm{Na}^{+}, \mathrm{Mg}^{+}\)
- B \(\mathrm{O}, \mathrm{F}^{-}, \mathrm{Na}, \mathrm{Mg}\)
- C \(\mathrm{O}^{2-}, \mathrm{F}^{-}, \mathrm{Na}^{+}, \mathrm{Mg}^{2+}\)
- D \(\mathrm{O}^{2-}, \mathrm{Cl}^{-}, \mathrm{Na}, \mathrm{Mg}^{2+}\)
Answer & Solution
Correct Answer
(C) \(\mathrm{O}^{2-}, \mathrm{F}^{-}, \mathrm{Na}^{+}, \mathrm{Mg}^{2+}\)
Step-by-step Solution
Detailed explanation
\(\mathrm{O}^{2-}, \mathrm{F}^{-}, \mathrm{Na}^{+}\)and \(\mathrm{Mg}^{2+}\) are isoelectronic species. They contain 10 electrons each.
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