The main group includes the elements (except hydrogen, which is sometimes not included) in groups 1 and 2 (s-block), and groups 13 to 18 (p-block).
Golongan utama mencakup unsur-unsur (kecuali hidrogen, yang kadang-kadang tidak termasuk) pada golongan 1 dan 2 (blok-s), dan golongan 13 sampai 18 (blok-p).