Giĕng-tū gĭng-sṳ̆k

Giĕng-tū gĭng-sṳ̆k (鹼土金屬) sê cī diŏh nguòng-só ciŭ-gĭ-biēu diē-sié dâ̤ 2 cŭk gì 8 ciáh nguòng-só, bău-guák Pì (Beryllium), Mī (Magnesium), Gái (Calcium), Strontium, Barium gâe̤ng Lòi (Radium), dŭ sê gĭng-sṳ̆k.

分類:Huá-hŏk