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58问答库 > 酸碱怎么区分，我要的不是看PH值的区分法，求解答。

酸碱怎么区分，我要的不是看PH值的区分法，求解答。

2025-03-15 09:50:28

推荐回答（4个）

回答（1）：

话说……这位盆友你想要那个阶段的酸碱呢
中学阶段的话，只要符合HmROn或HnR的就是酸了，M(OH)n就是碱
如果你学到Lewis酸碱的话，另有判断方法。

回答（2）：

加硫酸铜有蓝色沉淀的是碱

回答（3）：

7.4前偏酸，反之偏碱

回答（4）：

加无色酚酞试剂变色是碱

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