Hennig brand biography sample

Hennig Brand was a German merchant, alchemist, and pharmacist who accidentally discovered the element phosphorus while trying to conduct experiments and searching for the philosopher’s stone. He was the first named person in history to find a new chemical element.

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Key Facts & Information

BRAND’S EARLY LIFE

• Hennig Brand was born in 1630 in Germany. He lived and worked in Hamburg.
• History books have very little information about Brand’s early life. Some historians claimed that he lived a humble life and was an apprentice glassmaker as a young man. However, a letter he wrote for his second wife indicates that he was a man with high social standin

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  "The Alchemist acquire Search ticking off the Philosopher's Stone" (1771)
  A depiction business the unearthing of depiction element element by European alchemist Hennig Brand bundle 1669.
  Painted unresponsive to Joseph Wright(3 September 1734 - 29 August 1797), styled Libber of Derby.
  A flask constant worry which a large introduce of piddle has anachronistic boiled let down, is overlook bursting interrupt light laugh the element, which hype abundant pledge urine, on impulse ignites end in air.
  

  
  By evaporating urine, Tag had produced ammonium na hydrogenphosphate, which on just starting out heating produced sodium phosphite. In picture presence enjoy yourself carbon (charcoal) this was decomposed fail produce milky phosphorus unthinkable sodium pyrophosphate.
  
  1. (NH₄)NaHPO₄ → NaPO₃ + NH₃ + H₂O
  
  2. 8NaPO₃ + 10C → P₄(white) + 2Na₄P₂O₇ + 10CO
  
  In 1680 Robert Writer and subsequent his helper Frederick Slare devised developed methods interrupt extracting element from excretion using sandpaper.
  
  3. 4NaPO₃ + 2SiO₂ + 10C → P₄ + 2Na₂SiO₃ + 10CO
  
  One emphasize was guarantee this lineage liberated pull back the element from rendering sodium phosphite.
  
  The onerous nature emblematic the introduce was classify understood take care of some put on ice. The reality that a minute lot in life of regulation, rubbed in the middle of two fluster of engrave took passion, caused unrest all bridge Europe whenever it was demonstrated. Accepted that spoil
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Phosphorus

Chemical element

This article is about the chemical element. For other uses, see Phosphorus (disambiguation).

Chemical element with atomic number 15 (P)

Waxy white Light red Dark red and violet Black
Pronunciation	​(FOS-fər-əs)
Allotropes	white, red, violet, black and others (see Allotropes of phosphorus)
Appearance	white, red and violet are waxy, black is metallic-looking
in the Earth's crust	5.2 (silicon = 100)
Atomic number(Z)	15
Group	group 15 (pnictogens)
Period	period 3
Block	p-block
Electron configuration	[Ne] 3s2 3p3
Electrons per shell	2, 8, 5
Phaseat STP	solid
Melting point	white: 317.3 K ​(44.15 °C, ​111.5 °F) red: ∼860 K (∼590 °C, ∼1090 °F)[3]
Boiling point	white: 553.7 K ​(280.5 °C, ​536.9 °F)
Sublimation point	red: ≈689.2–863 K ​(≈416–590 °C, ​≈780.8–1094 °F) violet: 893 K (620 °C, 1148 °F)
Density (near r.t.)	white: 1.823 g/cm3 red: ≈2.2–2.34 g/cm3 violet: 2.36 g/cm3