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Which one of the following is the smallest in size ?

$ (a)\;N^+ \\(b)\;F^- \\ (c)\;N^{3-} \\ (d)\;O^{2-} $

1 Answer

$N^{+}$ is the smallest in size.
Number of electrons are same in all but nuclear charge is maximum in $Na^+$. Hence it is the smallest
Hence a is the correct answer.
answered Mar 6, 2014 by meena.p
edited Nov 25, 2017 by sharmaaparna1

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