group (periodic table)中文什么意思

族 (化学)

• group:    n. 1.群；批，簇。 2.集团，团 ...
• periodic table:    【化学】元素周期表。
• group in periodic table:    周期表属; 周期率表中的族

百科释义

In chemistry, a group (also known as a family) is a column of elements in the periodic table of the chemical elements. There are 18 numbered groups in the standard periodic table, including the d-block elements, but excluding the f-block elements.