Beryllium
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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 on
Be 140g
Beryllium ore with a U.S. penny for scale
Emerald is a naturally occurring compound of beryllium.
A bead of beryllium from a melt
Periodic table
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The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows and columns. An icon of chemistry, the periodic table is widely used
Beryllium
…Pronunciation (bə-RIL-ee-əm) Appearance white-gray metallic Standard atomic weight Ar°(Be) 9.0121831±0.0000005 9.0122±0.0001 (abridged) Beryllium in the periodic table Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium…
Liquid mercury. Its liquid state at standard conditions is the result of relativistic effects.
Graphite and diamond, two allotropes of carbon
Iron, a metal
Sulfur, a nonmetal