1£®ÏÂÁи÷×éÖеÄÀë×Ó£¬ÄÜÔÚÈÜÒºÖдóÁ¿¹²´æµÄÊÇ(¡¡¡¡)

A£®K^£«¡¢Ag^£«¡¢NO₃^-¡¢Cl^£­   

B£®Ba^2£«¡¢Na^£«¡¢CO₃^2-¡¢OH^£­

C£®Mg^2£«¡¢Ba^2£«¡¢Cl^£­¡¢NO₃^- 

D£®H^£«¡¢K^£«¡¢CO₃^2-¡¢SO₄^2-