Sắp xếp các bazơ: 

Câu hỏi: Sắp xếp các bazơ: $\mathrm{Al}{\left(\mathrm{OH}\right)}_3$, $\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$, $\mathrm{Ba}{\left(\mathrm{OH}\right)}_2$ theo độ mạnh tăng dần

A. NaOH < $\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$ < $\mathrm{Al}{\left(\mathrm{OH}\right)}_3$_.

B. $\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$ < NaOH < $\mathrm{Al}{\left(\mathrm{OH}\right)}_3$_.

C. $\mathrm{Al}{\left(\mathrm{OH}\right)}_3$ < $\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$ < NaOH.

D. $\mathrm{Al}{\left(\mathrm{OH}\right)}_3$ < NaOH < $\mathrm{Mg}{\left(\mathrm{OH}\right)}_2$_.