Pls help me lol assessment test

Need on both questionswill markbr />

What is the value of keq for the reaction expressed in scientific notation

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?