溴

The number of cationic bromine and chlorine compounds is restricted.

溴、氯阳离子化合物的数量受局限。

Bromination takes place less readily.

溴化反应较不易发生。

Alkyl bromides can be produced this way.

溴化烷可以这样形成。

The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.

溴化氢加成的最后一步，是负离子亲核试剂的附加。

Derivatives of bromine are much more active than the corresponding one of chlorine.

溴的衍生物的活性要比相应的氯的衍生物大得多。