With a molecule you can't just grab hold of the ends and tie them like you would a shoelace. They're too small for that.

你不能像绑鞋带那样抓住分子的两端来打结，因为他们太小了。

youdao

And in this case, the tie-breaker goes to the molecule in which the negative charge is on the most electronegative atom.

而在这种情况下，我们需要进行“附加赛“,也就是看看分子中带有负的,形式电荷的原子是不是电负性最高的。

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