The reactivity series is a list that shows the order of reactivity of some common metals. Calcium (Ca) Reacts vigorously with strong heating. Brick red flame observed and white solid formed. 2Ca + O 2 ...

The spectacular reaction of alkali metals with water was poorly understood — despite being a staple of chemistry classes. It’s the classic piece of chemical tomfoolery: take a lump of sodium or ...

When alkali metals like sodium dissolve in liquid ammonia, they produce a colorful spectacle that has puzzled and delighted chemists for centuries. The metals release electrons that give the solution ...