Boron - Wikipedia
Boron is a chemical element. It has the symbol B and atomic number 5. In its crystalline form it is a brittle, dark, lustrous metalloid; in its amorphous form it is a brown powder.
Boron | Properties, Uses, & Facts | Britannica
2025年1月10日 · boron (B), chemical element, semimetal of main Group 13 (IIIa, or boron group) of the periodic table, essential to plant growth and of wide industrial application.
Boron - Element information, properties and uses | Periodic Table
Element Boron (B), Group 13, Atomic Number 5, p-block, Mass 10.81. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Boron | History, Uses, Facts, Physical & Chemical Characteristics
Boron is a metalloid and was discovered by Joseph L. Gay-Lussac and L. J. Thénard in 1808. It is chemically unreactive and is the second hardest element on earth. Boron is an ancient metal …
Boron Facts, Symbol, Discovery, Properties, Common Uses
Boron element definition, isotopes, properties (atomic number, electron configuration, valence electrons), Bohr diagram, benefits, toxicity, fun facts, cost
Boron | B (Element) - PubChem
Boron is a chemical element with symbol B and atomic number 5. Classified as a metalloid, Boron is a solid at room temperature. [He]2s 2 2p 1. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199 …
Boron | B | CID 5462311 - PubChem
Boron (B) is a chemical element with an atomic number 5 that belongs in the Period 2 and Group 13 in the periodic table. It is a low-abundant metalloid that is a poor electrical conductor at …