23.abcd为中学化学常见的物质其组成元素均为主族元素它们间的反 应关系如下图所示 1若a是可溶性强碱b是正盐d不溶于稀 Template




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tomski23.abcd为中学化学常见的物质其组成元素均为主族元素它们间的反 应关系如下图所示 1若a是可溶性强碱b是正盐d不溶于稀 coloring