Chapter 4, Problem 66QAP

Assuming that circles represent cations and squares represent anions, match the incomplete net ionic equations to their pictorial representations.

(1) ${\text{2Na}}^{+}+{\text{SO}}_{\text{4}}{}^{\text{2}-}\to$

(2) ${\text{Mg}}^{\text{2}+}+{\text{2OH}}^{-}\to$(3) ${\text{Ba}}^{\text{2}+}+{\text{CO}}_{\text{3}}{}^{\text{2}-} \to$