Or, maybe speaking about the answer to the questions on the Problem Set NO.4 will help you to think this through.

习题册上第四题的答案,也许会对你们有所帮助

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And the bond order you get out will either be, for example, zero, which would mean that you have no bond, 5 or you could have 1, a single bond, 1 . 5, a 1 and 1/2 bond, 2, a double bond, and so on.

你得到的键序要么是比如说是零，这意味着没有键，或者你会得到1，单键1。,1又二分之一键，2，一个双键，等等等等。

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