Question

Which has the largest and the smallest size?
Mg, Mg 2+, Al, Al3+​

Answer 1

Answer:

Among isoelectronic ions, the one with the larger positive nuclear charge will have a smaller radius. Hence the largest species is Mg and the smallest one is Al3+ .

Explanation:

Answer 2

$\huge \tt{Question :-}$

Which has the largest and the smallest size?

Mg, Mg 2+, Al, Al3+

$\huge \tt{Answer :-}$

$\mathrm\red{Largest :-}$ Mg

$\mathrm\red{Smallest :-}$ ${Al}^{3+}$