When a neutral atom is converted into a cation,there is:
- A$A$ decrease in the atomic number
- BAn increase in the atomic number
- C$A$ decrease in size
- DAn increase in size
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The ionic radius of $Na^{+}$ ions is $1.02 \ \mathring{A}$. The ionic radii (in $\mathring{A}$) of $Mg^{2+}$ and $Al^{3+}$,respectively,are
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Select the correct statement regarding atomic radii.
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Arrange $Na, Na^+, F, F^-$ in the decreasing order of their radii (size).
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