What is common between given cations and anions, O 2– , F – , Na + , Mg 2+ , Al 3+ ?
Chemistry · Class 11 · CBSE — Classification of Elements and Periodicity in Properties
What is common between given cations and anions, O2– , F–, Na+, Mg2+, Al3+?
- All have same ionic radii.
- All are isoelectronic species having 10 electrons.
- All of them belong to the third period.
- The nature of oxides of all the ions is basic.
Answer
(B) All are isoelectronic species having 10 electrons.
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