Eric Scerri, a UCLA chemistry lecturer, has written at least six books discussing the orientation of the periodic table. His office is cluttered with posters and three-dimensional models of different ...

Magnesium, referred to as Mg on the periodic table of elements, 1 is a common component of lightweight metals and is the fourth most abundant mineral in the body. 2 Seawater is rich in magnesium. A ...

When a small piece of sodium is placed in a petri dish with water and phenolphthalein, the sodium becomes a molten ball and darts around the dish, leaving a pink trail. The reactions of potassium, ...