Bạn tham khảo:
$NaCl \to Na^{+} +Cl^{-}$
$CuSO_4 \to Cu^{2+} +SO_4^{2-}$
$NaOH \to Na^{+} +OH^{-}$
$Mg(NO_3)_2 \to Mg^{2+} +2NO_3^{-}$
$(NH_4)_3PO_4 \to 2NH_4^{+} +PO_4^{3-}$
$AgNO_3 \to Ag^{+} +NO_3^{-}$
$HNO_3 \to H^{+} +NO_3^{-}$
$CH_3COOH ⇄CH_3COO^{-}+H^{+}$