halogen造句

Halogen atoms contain seven electrons in their valence shell.
卤原子在它们的介电子层含有七个电子.

Without doubt chloroform is one of the most important compounds containing a carbon - halogen bond.
毫无疑问,氯仿是含碳?卤键的最重要的化合物之一.

The formation of polyhalides depends on the combination of a central halide ion with a halogen.
多卤化物的形成取决于中心卤化物离子与卤素的结合.

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