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氧离子和氟离子哪个半径大
更新时间: 2020-10-31 00:00:00  

氧离子和氟离子相比是氧离子的半径大,氧离子的电荷数为负二,氟离子的电荷数为负一,氧离子得到的两个个负电荷会相互排斥使半径增加,因此氧离子的半径大于氟离子,离子半径或者原子半径主要取决于离子的电子层数,如果电子层数相同那么原子核带的正电荷即核电荷数越大对电子层的吸引力越强因此离子半径就越小。

关键词: 离子 哪个 半径

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