Arrange all elements of group $1$ in increasing order of their ionic radius.
- A$Li^{+} < Na^{+} < K^{+} < Rb^{+} < Cs^{+} < Fr^{+}$
- B$Fr^{+} < Cs^{+} < Rb^{+} < K^{+} < Na^{+} < Li^{+}$
- C$Li^{+} < K^{+} < Na^{+} < Rb^{+} < Fr^{+} < Cs^{+}$
- D$Na^{+} < Li^{+} < K^{+} < Cs^{+} < Rb^{+} < Fr^{+}$
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The ionic radii of $K^{+}$,$Na^{+}$,$Al^{3+}$ and $Mg^{2+}$ are in the order:
Which of the following orders is correct?
The correct order of atomic radii of $N$,$F$,$Al$,and $Si$ is:
Which of the following is the correct order of ionic/atomic radius?
Describe the theory associated with the radius of an atom as it:
$(a)$ Gains an electron
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