Beryllium has several roles in industry, including use as an X-ray window, a moderator in nuclear reactors, a part of several alloys and a component in ceramics. It is very light and has a relatively high melting point i... More »

Beryllium was discovered in 1728 by the French chemist Louis Nicolas Vauquelin, who proposed naming it "glucinium" from the Greek "glykys," meaning "sweet," because of its sweet taste. The first elemental beryllium was i... More » Science Chemistry

Beryllium is naturally found as a component of soil, coal, volcanic dust, some rock minerals and oil. It is a brittle metal that is extremely stiff and lightweight in its elemental form. More » Science Chemistry Atoms & Molecules

Elements from the lanthanide series are used for petroleum production, lasers, magnets, projectors, X-ray screens and as a component of steel and magnesium alloys. The lanthanides are soft, highly reactive metals that bu... More »

Beryllium has five neutrons, four electrons and four protons. Its atomic number is 4, and its chemical symbol is Be. This element belongs to the second group on the periodic table, which contains the alkaline earth metal... More »

Beryllium nitride, also called triberyllium nitride, is the chemical compound with the molecular formula Be3N2 and a molar mass is 55.06 grams per mole. It is a yellow-white powder at standard temperature and pressure, a... More » Science Chemistry Atoms & Molecules

Beryllium has two valence electrons. Valence electrons are those electrons that are capable of participating in the formation of chemical bonds with other atoms. These chemical bonds occur through the sharing of these tw... More »