# Problem: Rank the following ions from the smallest to the largest.a) Mg2+ &lt; Na+ &lt; O2- &lt; F- &lt; N3-b) Mg2+ &lt;  Na+ &lt; F- &lt; O2-  &lt; N3-c)  Na+ &lt; Mg2+ &lt;  F- &lt; O2-  &lt; N3-d) Na+ &lt; Mg2+ &lt; O2- &lt; F- &lt; N3-e) Na+ &lt; Mg2+ &lt; O2- &lt; N3- &lt; F-

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###### Problem Details

Rank the following ions from the smallest to the largest.

a) Mg2+ < Na< O2- < F< N3-

b) Mg2+ <  Na< F< O2-  < N3-

c)  Na< Mg2+ <  F< O2-  < N3-

d) Na< Mg2+ < O2- < F< N3-

e) Na< Mg2+ < O2- < N3- < F-

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Periodic Trend: Ionic Radius concept. You can view video lessons to learn Periodic Trend: Ionic Radius. Or if you need more Periodic Trend: Ionic Radius practice, you can also practice Periodic Trend: Ionic Radius practice problems.

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Based on our data, we think this problem is relevant for Professor Carlson's class at UWM.