A
A正确;B错,NaHCO 3的电离方程式:HCO 3 -+ H 2O
CO 3 2-+ H 3O;C错,正确为:K 37ClO 3+ 6HCl (浓)
KCl + 3 37Cl 2↑+ 3H 2O D错,正确为HCO 3ˉ+OHˉ=CO 3 2 —+H 2O;
A
A正确;B错,NaHCO 3的电离方程式:HCO 3 -+ H 2O
CO 3 2-+ H 3O;C错,正确为:K 37ClO 3+ 6HCl (浓)
KCl + 3 37Cl 2↑+ 3H 2O D错,正确为HCO 3ˉ+OHˉ=CO 3 2 —+H 2O;