Question

What do all atoms of alkali metals have in common? (1 point) Responses the same number of protons the same number of protons the same number of neutrons the same number of neutrons the same number of valence electrons the same number of valence electrons the same number of electron shells

Answer 1

All atoms of alkali metals have in common **the same number of valence electrons**. Alkali metals, which include lithium, sodium, potassium, rubidium, cesium, and francium, all have one valence electron in their outermost electron shell.