Which of the following alkaline-earth metal hydroxides is least soluble in water?

CHEMISTRY · Single correct · A Level · Chemistry · Group 2 elements (alkaline earth metals) · Group 2 elements (alkaline earth metals)

Problem

Which of the following alkaline-earth metal hydroxides is least soluble in water? (1)

\mathrm{Be(OH)_2}

(2)

\mathrm{Mg(OH)_2}

(3)

\mathrm{Ca(OH)_2}

(4)

\mathrm{Ba(OH)_2}