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 only in combination with other elements to form minerals. Gemstones high in beryllium include beryl (aquamarine, emerald, red beryl) and chrysoberyl.

2025年1月31日 · Beryllium, chemical element that is the lightest member of the alkaline-earth metals of Group 2 of the periodic table. It is used in metallurgy as a hardening agent and in many outer space and nuclear applications. It is a steel-gray metal that is …

The element beryllium is a grey metal that is stronger than steel and lighter than aluminum. Its physical properties of great strength-to-weight, high melting point, excellent thermal stability and conductivity, reflectivity, and transparency to X-rays make it an essential material in the aerospace, telecommunications, information technology ...

Beryllium metal is very light and very stiff. On a weight-to-weight basis, beryllium is six times stiffer than steel, and it maintains its shape at high and low temperatures. Beryllium metal is used in the aerospace and defense industries to make lightweight precision instruments.

2020年1月15日 · Beryllium is a hard and light metal that has a high melting point and unique nuclear properties, which make it vital to numerous aerospace and military applications. Pure beryllium is an extremely light, strong and brittle metal. With a density of 1.85g/cm 3, beryllium is the second lightest elemental metal, behind only lithium.

Beryllium is a hard, grayish metal naturally found in mineral rocks, coal, soil, and volcanic dust. Beryllium compounds are commercially mined, and the Beryllium is purified for use in nuclear weapons and reactors, aircraft and space vehicle structures, instruments, x-ray …

Beryllium is a reactive metal. It has strong polarization and a high ionization potential. The compounds of beryllium are quite stable, and it mostly forms covalent bonds with its compounds.

2023年2月23日 · Beryllium (Be) possesses a number of unique features that make it of theoretical and practical relevance. Its metal properties distinguish it from neighbor elements lithium, magnesium, and calcium.

Beryllium is a silvery-white metal. It is relatively soft and has a low density. Beryllium is used in alloys with copper or nickel to make gyroscopes, springs, electrical contacts, spot-welding electrodes and non-sparking tools.

Discover the comprehensive guide to Beryllium, a rare but versatile element. Learn about its unique physical and chemical properties that make it indispensable in aerospace, telecommunications, and medical applications. Understand its historical background, abundance, safety precautions, and more.