The total number of isoelectronic species from the given set is ________. [2023]

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Solution

Q.
The total number of isoelectronic species from the given set is ________.

$O^{2 -}, F^{-}, Al, {Mg}^{2 +}, {Na}^{+}, O^{+}, Mg, {Al}^{3 +}, F$ [2023]

Ans.
(5)

Species: $O^{2 -}$ $F^{-}$ $Al$ ${Mg}^{2 +}$ ${Na}^{+}$ $O^{+}$ $Mg$ ${Al}^{3 +}$ $F$

No. of electron 10 10 13 10 10 7 12 10 9

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