Lû-su

Chhiùng Wikipedia lòi

Lû-su (鹵素) he chṳ́ ngièn-su chû-khì-péu lî-tú thi 17 chhu̍k ke fa-ho̍k ngièn-su, pâu-hàm Fuk (Fluorine), Liu̍k (Chlorine), Chhiu (Bromine), Tién (Iodine), Astatine lâu Ununseptium.