Àdàkọ:Infobox bẹ́rílíọ̀mù

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Bẹ́rílíọ̀mù, 4Be
Àdàkọ:Infobox element/symbol-to-top-image/alt
Bẹ́rílíọ̀mù
Pípè /bəˈrɪliəm/ (bə-RIL-ee-əm)
Ìhànsójúwhite-gray metallic
Ìwúwo átọ̀mù Ar, std(Be)9.0121831(5)Àdàkọ:CIAAW2013
nọ́mbà ìsújọBe:
Bẹ́rílíọ̀mù ní orí tábìlì àyè
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
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Be

Mg
lítíọ̀mù‎bẹ́rílíọ̀mùbórọ̀nù
Nọ́mbà átọ̀mù (Z)4
Ẹgbẹ́group 2 (alkaline earth metals)
Àyèàyè 2
Àdìpọ̀Àdìpọ̀-s
Ẹ̀ka ẹ́límẹ́ntìÀdàkọ:Infobox element/category format
Ìtò ẹ̀lẹ́ktrọ́nùÀdàkọ:Infobox element/symbol-to-electron-configuration
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan2, 2
Àwọn ohun ìní ara
Ìfarahàn at STPsolid
Ìgbà ìyọ́1560 K ​(1287 °C, ​2349 °F)
Ígbà ìhó2742 K ​(2469 °C, ​4476 °F)
Kíki (near r.t.)1.85 g/cm3
when liquid (at m.p.)1.690 g/cm3
Heat of fusion12.2 kJ/mol
Heat of 297 kJ/mol
Molar heat capacity16.443 J/(mol·K)
 pressure
Atomic properties
Oxidation statesÀdàkọ:Infobox element/symbol-to-oxidation-state
ElectronegativityPauling scale: 1.57
energies
Atomic radiusempirical: 112 pm
Covalent radius96±3 pm
Van der Waals radius153 pm
Àdàkọ:Infobox element/spectral lines
Other properties
Natural occurrenceÀdàkọ:Infobox element/symbol-to-occurrence
Crystal structureÀdàkọ:Infobox element/crystal structure
Speed of sound thin rod12870[1] m/s (at r.t.)
Thermal expansion11.3 µm/(m·K) (at 25 °C)
Thermal conductivity200 W/(m·K)
Electrical resistivity36 n Ω·m (at 20 °C)
Magnetic orderingdiamagnetic
Young's modulus287 GPa
Shear modulus132 GPa
Bulk modulus130 GPa
Poisson ratio0.032
Mohs hardness5.5
Vickers hardness1670 MPa
Brinell hardness600 MPa
CAS Number7440-41-7
History
DiscoveryLouis Nicolas Vauquelin (1797)
First isolationFriedrich Wöhler & Antoine Bussy (1828)
Main isotopes of bẹ́rílíọ̀mù
Àdàkọ:Infobox element/isotopes table
Àdàkọ:Category-inline
| references

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References

  1. Àdàkọ:RubberBible86th
  2. "Beryllium: Beryllium(I) Hydride compound data" (PDF). bernath.uwaterloo.ca. Retrieved 2007-12-10.