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Periodic Table and Periodicity question

2021 · 25 Jul · Shift 1 · Q9

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JEE Main
Chemistry
Periodic Table and Periodicity
2021 · 25 Jul · Shift 1 · Q9

Periodic Table and Periodicity question

2021 · 25 Jul · Shift 1 · Q9

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1

The ionic radii of

K^+

,

Na^+

,

Al^{3+}

and

Mg^{2+}

are in the order:

A
$Na^+$ < $K^+$ < $Mg^{2+}$ < $Al^{3+}$
B
$Al^{3+}$ < $Mg^{2+}$ < $K^+$ < $Na^+$
C
$Al^{3+}$ < $Mg^{2+}$ < $Na^+$ < $K^+$
D
$K^+$ < $Al^{3+}$ < $Mg^{2+}$ < $Na^+$

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