Chemistry · 2020
JEE Main · 4 September 2020, Shift 1 · Q32
The ionic radii of O^2-, F^-, Na^+ and Mg^2+ are in the order:
The ionic radii of $\displaystyle \mathrm{O}^{2-}, \mathrm{F}^{-}, \mathrm{Na}^{+}$and $\displaystyle \mathrm{Mg}^{2+}$ are in the order:
Official answer
(1)
$\displaystyle \mathrm{O}^{2-}>\mathrm{F}^{-}>\mathrm{Na}^{+}>\mathrm{Mg}^{2+}$
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.