Question

10 multiple choice 1 point barium (ba) is in which group/ family? transition metals alkali metals noble gases halogens alkaline earth metals

Explanation:

Barium (Ba) has an electron configuration with 2 valence electrons, which is the defining trait of the group 2 elements on the periodic table, known as alkaline earth metals. The other groups have distinct valence electron counts and properties: transition metals have variable valence electrons, alkali metals have 1 valence electron, noble gases have full valence shells, and halogens have 7 valence electrons.

Answer:

alkaline earth metals