So the alkaline metals are found on group one or group one A on our periodic table. So that means these guys are metals or part of that a metal division. So that applies that they are soft, malleable and ductile. Duct till simply means they're stretchy or stretchable malleable simply means we can hammer them into thin sheets of metal and soft. Well, it simply means they're soft. These guys also display lust alike properties, which simply means they are shiny.