Phosphorus - Element information, properties and uses | Periodic …
Element Phosphorus (P), Group 15, Atomic Number 15, p-block, Mass 30.974. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. Jump to main content
Phosphorus (P) - Phosphorus Uses & Chemical Properties of Phosphorus
Phosphorus is a chemical element with an atomic number of 15, which means that the atomic structure includes 15 protons and 15 electrons. For Phosphorus, the chemical symbol is P. The atomic mass of phosphorus is 30.973762 u.
Phosphorus | Definition, Uses, & Facts | Britannica
2024年10月21日 · phosphorus (P), nonmetallic chemical element of the nitrogen family (Group 15 [Va] of the periodic table) that at room temperature is a colourless, semitransparent, soft, waxy solid that glows in the dark.
Phosphorus - Wikipedia
Phosphorus is a chemical element; it has symbol P and atomic number 15. Elemental phosphorus exists in two major forms, white phosphorus and red phosphorus, but because it is highly reactive, phosphorus is never found as a free element on Earth.
Phosphorus | P | CID 5462309 - PubChem
Phosphorus | P | CID 5462309 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.
Phosphorus - Reactivity, Oxidation, Allotropes | Britannica
2024年10月21日 · Phosphine is used mainly as a starting material in the synthesis of various organic phosphorus compounds, as a doping agent for solid-state electronics components, and as a fumigant. Among the most commercially important phosphorus compounds are …
Phosphorus | History, Uses, Facts, Physical & Chemical …
Phosphorus undergoes spontaneous ignition in air and forms pentoxide (P 4 O 10). There are two allotropic forms of phosphorus, red and black, that differ in physical and chemical properties. Red phosphorus (which is formed by heating of white phosphorus at …
Phosphorus (P) - Periodic Table
Phosphorus is the 15th element in the periodic table and has a symbol of P and atomic number of 15. It has an atomic weight of 30.97376 and a mass number of 31. Phosphorus has fifteen protons and sixteen neutrons in its nucleus, and fifteen electrons in three shells.
Phosphorus Facts - Element Characteristics & Properties
2019年10月7日 · Properties: The melting point of phosphorus (white) is 44.1°C, boiling point (white) is 280°C, specific gravity (white) is 1.82, (red) 2.20, (black) 2.25-2.69, with a valence of 3 or 5. There are four allotropic forms of phosphorus: two forms of …
Phosphorus | P (Element) - PubChem
Phosphorus is a chemical element with symbol P and atomic number 15. Classified as a nonmetal, Phosphorus is a solid at room temperature. [Ne]3s 2 3p 3. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. DOI:10.1063/1.1725697.
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