6. 提纯2.0g苯甲酸粗品(含少量NaCl和泥沙)的过程如下。其中，操作X 为
物质的分离与提纯 · 历年高考化学真题与解析
本页汇总 高考真题检索 的「物质的分离与提纯」高考化学真题共 2 道，覆盖 2019–2024 年，最常出题型为 单选题；含完整答案与解析。
2questions
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2019–2024
Years covered
区分题为主
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Single-choice
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常见易错点试剂加入顺序错误
Core competencies应用
Past Question List
14.下列物质分离（括号内的物质为杂质）的方法错误的是（ ）
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