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Question: What is common between given cations and anions, \(O^{2 -},F^{-},Na^{+}Mg^{2 +},Al^{3 +}\)?...

What is common between given cations and anions,

O2−,F−,Na+Mg2+,Al3+O^{2 -},F^{-},Na^{+}Mg^{2 +},Al^{3 +}?

A

All have same ionic radii.

B

All are isoelectronic species having 10 electrons.

C

All of them belong to the third period.

D

The nature of oxides of all the ions is basic

Answer

All are isoelectronic species having 10 electrons.

Explanation

Solution

: All are isoelectronic species having 10 electrons.