Beryllium - Wikipedia
网页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.
Beryllium - Overview - Occupational Safety and Health Administration
网页Beryllium oxide (called beryllia) is known for its high heat capacity and is an important component of certain sensitive electronic equipment. Beryllium alloys are classified into two types: high beryllium content (up to 30% beryllium) and low beryllium content (2 - …
Beryllium | Properties, Uses, & Facts | Britannica
网页2024年8月29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 quite brittle at room temperature.
Beryllium - Element information, properties and uses | Periodic …
网页Beryllium is a silvery-white, lustrous, relatively soft metal of group 2 of the periodic table. The metal is unaffected by air or water, even at red heat. When copper and nickel are alloyed with beryllium they not only become much better at conducting electricity and heat, but they display remarkable elasticity.
About Beryllium - Department of Energy
网页BERYLLIUM IS A SILVER-GRAY METALLIC ELEMENT THAT OCCURS NATURALLY IN ABOUT 30 MINERALS. Beryllium was discovered in 1798, but it was not widely used in industry until the 1940s and 1950s. In industrial applications beryllium can be: used as pure metal. mixed with other metals to form alloys. processed to salts that dissolve in water.
Facts About Beryllium - Live Science
网页2017年10月7日 · Here’s how it works. A rich fluorine-beryllium ore.(Image credit: Mironov56 | Shutterstock) Uniquely strong and light, beryllium is used to make cell phones, missiles and aircrafts. But...
Beryllium Facts - Periodic Table of the Elements - ThoughtCo
网页2019年7月3日 · Beryllium. Atomic Number: 4. Symbol: Be. Atomic Weight: 9.012182 (3) Reference: IUPAC 2009. Discovery: 1798, Louis-Nicholas Vauquelin (France) Electron Configuration: [He]2s 2. Other Names: Glucinium or Glucinum. Word Origin: Greek: beryllos, beryl; Greek: glykys, sweet (note that beryllium is toxic)
Beryllium: Uses, Properties, Applications & Safety
网页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.
Beryllium Element | Uses, Facts, Physical & Chemical Characteristics
网页Beryllium is an ancient element and is characterized as an alkaline earth metal. It is a very light metal and can withstand high pressure and is widely used for various applications. History and Discovery
WebElements Periodic Table » Beryllium » the essentials
网页Beryllium is a Group 2 (IIA) element. It is a metal and has a high melting point. At ordinary temperatures, beryllium resists oxidation in air. Beryllium compounds are very toxic. Its ability to scratch glass is probably due to the formation of a thin layer of the oxide.
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