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  2. Phosphorus - Wikipedia

    en.wikipedia.org/wiki/Phosphorus

    Phosphorus is a chemical element with the symbol P and the 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. It has an occurrence in the Earth's crust of about 0.1%, generally occurring as phosphate in ...

  3. List of chemical element name etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_element...

    Phosphorus (P) 15 φῶς + φόρος (phos + phoros) Greek via Latin [14] "light-bearer" descriptive From Greek φῶς + φόρος (phos + phoros), which means "light bearer", because white phosphorus emits a faint glow upon exposure to oxygen. Phosphorus was the ancient name for Venus, or Hesperus, the Morning Star. [3] Sulfur (S) 16 Old ...

  4. Phosphorus (morning star) - Wikipedia

    en.wikipedia.org/wiki/Phosphorus_(morning_star)

    Phosphorus (Ancient Greek: Φωσφόρος, romanized: Phōsphoros) is the god of the planet Venus in its appearance as the Morning Star. Another Greek name for the Morning Star is " Eosphorus " (Ancient Greek: Ἑωσφόρος , romanized: Heōsphoros ), which means "dawn-bringer".

  5. Naming of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Naming_of_chemical_elements

    Chemical elements may be named from various sources: sometimes based on the person who discovered it, or the place it was discovered. Some have Latin or Greek roots deriving from something related to the element, for example some use to which it may have been put.

  6. Discovery of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Discovery_of_chemical_elements

    Phosphorus: 1669 H. Brand: 1669 H. Brand Prepared and isolated from urine, it was the first element whose discovery date and discoverer are recorded. [53] Its name first appears in print in the work of Georg Kaspar Kirchmayer in 1676. Recognised as an element by Lavoisier. [1] 1 Hydrogen: 1671 R. Boyle: 1671 R. Boyle

  7. Chemical symbol - Wikipedia

    en.wikipedia.org/wiki/Chemical_symbol

    The symbol P is now used for phosphorus. [nb 1] Pa: Palladium: 46: Current symbol is Pd. The symbol Pa is now used for protactinium. [nb 1] Pe: Pelopium: 41: Former name for niobium. [nb 1] Ph: Phosphorus: 15: Current symbol is P. [nb 1] Pl: Palladium: 46: Current symbol is Pd. [nb 1] Pm: Polymnestum: 33: Alexander Pringle wrongly believed ...

  8. List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements

    118 chemical elements have been identified and named officially by IUPAC.A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z).

  9. Phosphorus (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Phosphorus_(disambiguation)

    Phosphorus is a chemical element with symbol P and atomic number 15. Phosphorus may also refer to: Phosphorus (morning star), the Morning Star, the planet Venus in its morning appearance; Phosphorus (horse) Phosphorus, a genus of longhorn beetles; Phosphorus (Thrace), a town of ancient Thrace, now in Turkey; Phosphorus, an Iranian Cybercrime group