So how many lone pair electrons do we have?

那么我们有多少孤对电子呢？

youdao

So, which atom is in need of those lone pair electrons?

那么，哪个原子需要这对孤对电子呢？

youdao

So, which atom is in need of those lone pair electrons?

那么，哪个原子需要这对孤对电子呢？

youdao