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  • What do you understand by isoelectronic species? Name a species that will be isoelectronic with each of the following atoms or ions.Mg raised to 2 +

3.11  What do you understand by isoelectronic species? Name a species that will be isoelectronic with each of the following atoms or ions.

(iii)   Mg ^{2+}

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Atoms and ions which contains the same number of electrons are isoelectronic species.

GIven Mg ^{2+}  which has total of (12-2=10) electrons.

Thus, the species having the same number of electrons are

F^- ion having (9+1=10)electrons,  or O_{2}^- having (8+2 =10) electrons,

or Ne  10 electrons, and Al^{3+} ion having (13-3=10) electrons.

Posted by

Divya Prakash Singh

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