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  1. en.wikipedia.org › wiki › PhosphorusPhosphorus - 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.

  2. 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. Atomic Mass of Phosphorus. The atomic mass of phosphorus is 30.973762 u.

  3. 6 days ago · 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. History. How urine led to significant discoveries in chemistry. Learn about the history of urine in alchemy and chemical experiments.

  4. The two main forms of phosphorus are white phosphorus and red phosphorus. White phosphorus is a poisonous waxy solid and contact with skin can cause severe burns. It glows in the dark and is spontaneously flammable when exposed to air.

  5. Jun 26, 2024 · What is Phosphorus? Phosphorus is a chemical element with the symbol P and atomic number 15. It is a non-metal that typically exists in two major forms—white and red phosphorus—each with distinct properties and uses.

  6. www.britannica.com › summary › phosphorus-chemical-elementphosphorus summary | Britannica

    Phosphine (PH 3) is a chemical raw material and a doping agent (deliberately added impurity) for solid-state electronics components. Organic phosphorus compounds are used as plasticizers, gasoline additives, insecticides (e.g., parathion), and nerve gases.

  7. 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.

  8. Oct 7, 2019 · Phosphorus is a reactive nonmetal with element symbol P and atomic number 15. It is one of the essential elements in the human body and is widely encountered in products such as fertilizers, pesticides, and detergents. Learn more about this important element. Phosphorus Basic Facts. Atomic Number: 15. Symbol: P. Atomic Weight: 30.973762.

  9. Elemental phosphorus exists in two major forms - white phosphorus and red phosphorus

  10. 4 Description. Phosphorus exists in four or more allotropic forms: white (or yellow), red, and black (or violet). Ordinary phosphorus is a waxy white solid; when pure it is colorless and transparent. White phosphorus has two modifications: alpha and beta with a transition temperature at -3.8°C.

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