盐与盐反应生成两种新盐(反应物都可溶)________
酸、碱、盐的溶碱性________________
人气:152 ℃ 时间:2020-06-22 20:44:06
解答
盐与盐反应生成两种新盐(反应物都可溶),大部分是这样:如:Na2SO4+BaCl2=2NaCl+BaSO4↓Na2CO3+CaCl2=2NaCl+CaCO3↓Na2CO3+BaCl2=2NaCl+BaCO3↓也有特殊,当有一种盐是硫酸氢盐的时候,另一种盐可以难溶,如:Na2CO3 + 2...
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