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Consider the following species: N^(3-)...

Consider the following species:
`N^(3-)`,`O^(2-)`,`F^(ө)`,`Na^(o+)`,`Mg^(2+)` and `Al^(3+)`
a. What is common in them?
b. Arrange them in the order of increasing ionic radii.

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.

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Verified by Experts

The correct Answer is:
B
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