78. Metal oxide + water metal hydroxide MgO (s) + H 2 O (l) Mg(OH) 2 (aq) but only if it dissolves a bit in water Metal oxide (a.k.a. base anhydride) reactions Metal oxide + acid water + salt MgO (s) + HCl (aq) MgCl 2 (aq) + H 2 O (l)
79.
80.
81. nonmetal oxide + water acid SO 3 (g) + H 2 O (l) H 2 SO 4 (aq) nonmetal oxide (acid anhydride) reactions nonmetal oxide + base water + salt CO 2 (g) + 2NaOH (aq) Na 2 CO 3 (aq) + H 2 O (l)