Respuesta :

Answer:

Group of highly-reactive chemical elements. The alkali metals are a group (column) in the periodic table consisting of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr).

Answer:

lithium (Li),Sodium(Na),Potassium(K),Rubidium(Rb),Cesium(Cs),and Francium(Fr) are all from the alkali metals group