The ionic radius of Na+ ions is 1.02 $\mathop A\limits^o$. The ionic radii (in $\mathop A\limits^o$) of Mg2+ and Al3+, respectively, are
Solution
<p>The ionic radii (in $\mathop A\limits^o$) of $\text{Mg}^{2+}$ and $\text{Al}^{3+}$, respectively, are:</p>
<p><strong>Option B</strong>:</p>
<p><p>$0.72 \mathop A\limits^o$ for $\text{Mg}^{2+}$</p></p>
<p><p>$0.54 \mathop A\limits^o$ for $\text{Al}^{3+}$</p></p>
About this question
Subject: Chemistry · Chapter: Periodic Table and Periodicity · Topic: Periodic Trends
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