 Regarding group membership of these elements, see here.Alkali metals, alkaline earth metals, transition metals, actinides, lanthanides, and poor metals are all collectively known as "metals".Halogens and noble gases are also non-metals.Sayensi.. 
Ṣùgbọ́n ṣáá, ọwọ́ kan ń bẹ tó ń ṣiṣẹ́, iṣẹ́ tó ń ṣe ọ́ lòunkà; owó àìrí má lówó yẹn o.. 