Periodic Table - Ptable
Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.
Boron - Wikipedia
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 - 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 (B) - Periodic Table
Boron is the 5th element in the periodic table and has a symbol of B and atomic number of 5. It has an atomic weight of 10.810 and a mass number of 11. Boron has five protons and six …
Boron | Properties, Uses, & Facts | Britannica - Encyclopedia Britannica
2024年11月11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 | 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 …
Periodic Table of Elements - PubChem
Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, …
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 (B) - Periodic Table
Boron is a chemical element of the periodic table with chemical symbol B and atomic number 5 with an atomic weight of 10.806 u and is classed as metalloid and is part of group 13 (boron …
Boron - EniG. Periodic Table of the Elements
Physical and chemical properties of Boron: general data, thermal properties, ionization energies, isotopes, reduction potentials, abundance of elements, crystallographic data.