1. Tardigrade
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  3. Chemistry
  4. The increasing order of atomic radius for the elements Na, Rb, K and Mg is

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Q. The increasing order of atomic radius for the elements $ Na, Rb, K $ and $ Mg $ is

The s-Block Elements

Solution:

Atomic radius increases down the group and decreases from left to right in a period, hence the order of atomic radius is
$ Mg < \, Na < \, K <\, Rb. $