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金属性和非金属性强弱判断

2025-03-14 21:17:50

推荐回答（1个）

回答1：

最高价氧化物对应水化物碱性强，非金属性就强，
你可以看元素周期表，
左下角的金属性强，右上角的非金属性强，
你也可以根据元素周期表的位置来判断，同主族元素越往下（原子序数越大）金属性越强，非金属性越弱；同周期元素越往右（原子序数越大）金属性越弱，非金属性越强。金属性和非金属性的变化规律是相反的。

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