Which element's ionic radius is smaller than its atomic radius? a) oxygen b) nitrogen c) calcium

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asked Sep 24, 2016 92.9k views

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Timothy Vogel · Answer 1 · 2016-09-28T03:45:38+0000

Calcium, because when it becomes an ion, it loses two electrons and gets rid of its M shell, decreasing its ionic radius. The rest are anions, which increase in ionic radius because the effective nuclear charge decreases.

Which element's ionic radius is smaller than its atomic radius? a) oxygen b) nitrogen c) calcium

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