Beryllium is a chemical element; it has symbol Be and atomic number 4. It is a steel-gray, hard, strong, lightweight and brittle alkaline earth metal. It is a divalent element that occurs naturally …

2025年1月31日 · beryllium (Be), chemical element, the lightest member of the alkaline-earth metals of Group 2 (IIa) of the periodic table, used in metallurgy as a hardening agent and in …

Element Beryllium (Be), Group 2, Atomic Number 4, s-block, Mass 9.012. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

2025年2月22日 · Alkaline-earth metal, any of the six chemical elements that comprise Group 2 of the periodic table. The elements are beryllium (Be), magnesium (Mg), calcium (Ca), strontium …

Beryllium is the 4th element in the periodic table and has a symbol of Be and atomic number of 4. It has an atomic weight of 9.01218 and a mass number of 9. Beryllium has four protons and …

2015年5月19日 · Beryllium is the fourth element of the periodic table. These beryllium facts contain chemical and physical data along with general information and history. Beryllium …

2023年6月30日 · Beryllium is the very first element in Group 2, and has the highest melting point (1560 K) of any element in the group. It is very rare on Earth as well as in the universe and is …

2024年9月1日 · Beryllium element is in group 2 and period 2 of the Periodic table. Beryllium is the s-block element and it belongs to alkaline earth metals group.

Beryllium (pronunciation beh-RIL-ee-em [2]), represented by the chemical symbol or formula Be [1], is a light-weight, high-strength element belonging to the family of alkali earth metals [3, 15, …

Beryllium is the lightest member of the alkaline earth metals family. These metals make up Group 2 (IIA) of the periodic table. They include beryllium, magnesium, calcium, strontium, barium, …