So I put the electron configurations and actually drew it on an energy diagram here, so we can actually think about why this might be happening.
所以我写出了它们的电子排布,并画成了能级图的形式,这样我们就可以好好想一想,这个问题发生的原因。
To answer this question you just really want to think about what does electron affinity means.
要想答对这个问题,你只需要好好想一想,电子亲和能的真正意义。
Well, think about it.
让我们好好想一想。
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