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汉语拼音：zhǔ zú

由短周期元素和长周期元素共同构成的族。周期表纵行中共有七个主族，分别用ⅰa、ⅱa……表示。从ⅰa到ⅶa依次称碱金属、碱土金属、硼族、碳族、氮族、氧族和卤族。同一主族元素化学性质相似，而从上到下元素的金属性逐渐增强，非金属性逐渐减弱。

• the same metallic main group elements increase from top to bottom, non-metallic nature of decline.

  同一主族元素从上到下金属性递增，非金属性递减。

• 15 The Group 4 elements (shown as IVA above) in the middle bond readily with each other and with themselves.

  十五、位于表格中间的主族四族元素（上表中IVA族）易与同族元素联结或同元素连接。

• With the exception of boron, group IIIA elements are also fairly reactive metals.

  除了硼以外第三主族的元素也是比较活泼的金属。

• Each period ends with a member of the family of elements called the noble gases.

  每一周期以惰性气体的主族元素结束。

• Progress in Main-group Organometallic Supramolecular Chemistry

  主族金属有机超分子化学进展

• Synthesis, characterization and properties of 11-heteropolytungstocopper compounds containing main-group elements

  主族元素取代的11-钨铜杂多配合物的合成、表征及性质研究

• The chemical properties of some main group elements

  主族元素性质实验