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What are Iso-electronic species? Arrange...

What are Iso-electronic species? Arrange the following in the increasing order of their ionic radius `N^(-3),Mg^(+2),Na^(+)` and `O^(-2)`.

Text Solution

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Atoms and ions containing same number of electrons are called isoelectronic species correct order is
`Mg^(+2),Na^(+),O^(-2),N_(-3)`
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