ハロゲン族ぞく元げん素そ

noun

halogen family elements

Chemistry term referring to the group of elements including fluorine, chlorine, bromine, iodine, and astatine.

• ハロゲン族ぞく元げん素そにはフッ素そや塩えん素そが含ふくまれる。

  The halogen family elements include fluorine and chlorine.