Respuesta :

Sueraiuka

Explanation:

Hey, there!!

Group IA elements are called alkali metals because they are highly soluble in water and produce hydrogen and soluble bases.

For, Eg:

[tex]2na + 2h2o = 2naoh + h2[/tex]

[tex]2k + 2h2o = 2koh + h2[/tex]

Hope it helps...